''Alvania'' is a genus of minute

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusks or

micromollusk A micromollusk is a shelled mollusk which is extremely small, even at full adult size. The word is usually, but not exclusively, applied to marine mollusks, although in addition, numerous species of land snails and freshwater mollusks also ...

s in the family

Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the superfamily Rissooidea and the order Littorinimorpha Littorinimorpha is a large order of snails, gastropods, consisting pr ...

. ''Alvania'' as currently used may not be

monophyletic In cladistics for a group of organisms, monophyly is the condition of being a clade—that is, a group of taxa composed only of a common ancestor (or more precisely an ancestral population) and all of its lineal descendants. Monophyletic gro ...

Distribution

These marine species can be found worldwide (except in the Antarctic and Subantarctic regions).

Species

Species within the genus ''Alvania'' include: *''

Alvania aartseni ''Alvania aartseni'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' Verduin, 1986 *''

Alvania abrupta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Dell, 1956) *''

Alvania abstersa ''Alvania abstersa'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' van der Linden & van Aartsen, 1993 * † ''

Alvania acuticarinata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 *''

Alvania adiaphoros ''Alvania adiaphoros'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Description The length of the shell attains 2.03 mm. Distribution This marine species occurs off the Azores ) , mot ...

'' Bouchet & Warén, 1993 *''

Alvania adinogramma ''Alvania adinogramma'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' Bouchet & Warén, 1993 *''

Alvania aeoliae ''Alvania aeoliae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the su ...

'' Palazzi, 1988 *''

Alvania aequisculpta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Keep, 1887 *''

Alvania africana ''Alvania africana'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Gofas, 1999 * † '' Alvania aglaja'' De Stefani & Pantanelli in De Stefani, 1888 * ''

Alvania akibai ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in t ...

'' (Yokoyama, 1926) * ''

Alvania albachiarae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Perugia, 2021 *''

Alvania alboranensis ''Alvania alboranensis'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks ...

'' Peñas & Rolán, 2006 * † ''

Alvania alfredbelli ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in t ...

'' Faber, 2017 † *''

Alvania algeriana ''Alvania algeriana'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Monterosato, 1877) * ''

Alvania aliceae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Amati, 2014 * † ''

Alvania allixi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Cossmann, 1919 *''

Alvania almo ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bartsch, 1911 * † ''

Alvania alta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bałuk, 1975 *''

Alvania amatii ''Alvania amatii'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Oliverio, 1986 * † ''

Alvania amoena ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Tabanelli, Bongiardino & Perugia, 2011 * † ''

Alvania amphitrite ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Thivaiou, Harzhauser & Koskeridou, 2019 * † ''

Alvania ampulla ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Eichwald, 1853) * † ''

Alvania anabaptizata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Boettger, 1906 * † ''

Alvania andraldensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Lozouet, 1998 *''

Alvania angioyi ''Alvania angioyi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' van Aartsen, 1982 *'' Alvania angularis'' (Warén, 1996) * † ''

Alvania angusticostata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Traub, 1981 * ''

Alvania annetteae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Amati, Danzelle & Devauchelle, 2018 *''

Alvania annobonensis ''Alvania annobonensis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Distribution The species has been found at 8 m depth off the islet Tortuga, near the island of Annobón, Equatoria ...

'' Rolán, 2004 * † ''

Alvania antwerpiensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Glibert, 1952 * † ''

Alvania aquensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Grateloup, 1838) * † ''

Alvania areolifera ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Sandberger, 1863) *''

Alvania argentea ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Sowerby III, 1892) * † ''

Alvania argillensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 1998 * †'' Alvania armata'' Landau, Ceulemans & Van Dingenen, 2018 *''

Alvania arubensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' De Jong & Coomans, 1988 *''

Alvania aspera ''Alvania aspera'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' (Philippi, 1844) * † ''

Alvania asphaltodus ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Beets, 1942 * † ''

Alvania aturensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 1998 *''

Alvania auberiana ''Alvania auberiana'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' (d'Orbigny, 1842) *''

Alvania aupouria ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Powell, 1937) *'' Alvania aurantiaca'' (Watson, 1873) * ''

Alvania awa ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Chinzei, 1959 * † '' Alvania awamoaensis'' (Finlay, 1924) * †'' Alvania babylonelliformis'' Gürs in Gürs & Spiegler, 1999 * ''

Alvania baldoi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Garilli & Parrinello, 2011Garilli, V. & Parrinello, D. (2011). "Two similar new species of ''Alvania'' Risso, 1826 (Caenogastropoda: Rissoidae) from the late Cenozoic of Italy." ''Molluscan Research'' 30(3): 165-175. *''

Alvania balearica ''Alvania balearica'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Description The length of the shell attains 2.2 mm. Distribution This marine species occurs off the Balearic Islan ...

'' Oliver & Templado, 2009 * '' Alvania bartolinorum'' Amati & Smriglio, 2019 * † ''

Alvania bartschi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Olsson, 1942 * † '' Alvania basisulcata'' A. W. Janssen, 1972 *'' Alvania beanii'' (Hanley in Thorpe, 1844) * † ''

Alvania belgica ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Glibert, 1952 * † ''

Alvania belli ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Harmer, 1920 *''

Alvania bermudensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Faber & Moolenbeek, 1987 *''

Alvania beyersi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Thiele, 1925) * † ''

Alvania beyrichii ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Bosquet, 1859) * † ''

Alvania bicingulata ''Alvania bicingulata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' (G. Seguenza, 1876) * † ''

Alvania bonneti ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Cossmann, 1921 * † '' Alvania boucheti'' Lozouet, 1998 *''

Alvania bounteyensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Dell, 1950) * ''

Alvania bozcaadensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Tisselli & Giunchi, 2013 * ''

Alvania brocchii ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Weinkauff, 1868 * † ''

Alvania brusinai ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Schwartz von Mohrenstern in Brusina, 1877 * † ''

Alvania burtoni ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Glibert, 1962 * †''

Alvania butonensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Beets, 1942 *'' Alvania cabrensis'' Rolán & Hernández, 2007 * † ''

Alvania calasi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Van Dingenen, Ceulemans & Landau, 2016 * '' Alvania campanii'' Tisselli & Giunchi, 2013 *'' Alvania campta'' (Dall, 1927) *'' Alvania canariensis'' (d'Orbigny, 1840) *''

Alvania cancapae ''Alvania cancapae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Bouchet & Warén, 1993 *'' Alvania cancellata'' (da Costa, 1778) *'' Alvania canonica'' (Dall, 1927) * † ''

Alvania caporalii ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Chirli, 2006 *''

Alvania carinata ''Alvania carinata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' (da Costa, 1778) * † ''

Alvania cathyae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Landau, Marquet & Grigis, 2003 * † '' Alvania cerreti'' Gardella, Bertaccini, Bertamini, Bongiardino, Petracci & Tabanelli, 2021 * † '' Alvania chilensis'' (Philippi, 1887) *''

Alvania cimex ''Alvania cimex'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the supe ...

'' ( Linnaeus,

1758 Events January–March * January 1 – Swedish biologist Carl Linnaeus (Carl von Linné) publishes in Stockholm the first volume (''Animalia'') of the 10th edition of Systema Naturae, 10th edition of ''Systema Naturae'', the sta ...

) *''

Alvania cimicoides ''Alvania cimicoides'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' (Forbes, 1844) * † '' Alvania cioppii'' Chirli, 2006 *''

Alvania clarae ''Alvania clarae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' (Nofroni & Pizzini, 1991) *'' Alvania clathrella'' (Seguenza L., 1903) *''

Alvania claudioi ''Alvania claudioi'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Buzzurro & Landini, 2007 *''

Alvania colombiana ''Alvania colombiana'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Romer & Moore, 1988 *''

Alvania colossophilus ''Alvania colossophilus'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Oberling, 1970 *'' Alvania compacta'' (Carpenter, 1864) *''

Alvania concinna ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' A. Adams, 1861 * † ''

Alvania convexispira ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' O. Boettger, 1906 * ''

Alvania corayi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Ladd, 1966 *''

Alvania corneti ''Alvania corneti'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the su ...

'' Hoenselaar & Goud, 1998 *''

Alvania corona ''Alvania corona'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Nordsieck, 1972 *'' Alvania coseli'' (Gofas, 1999) *''

Alvania cosmia ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bartsch, 1911 * † ''

Alvania cossmanni ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Harmer, 1920 * † '' Alvania couffoni'' Landau, Ceulemans & Van Dingenen, 2018 * † ''

Alvania craticula ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Briart & Cornet, 1887) * † '' Alvania critica'' Boettger, 1907 *''

Alvania cruzi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Castellanos & Fernández, 1974) *''

Alvania crystallina ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Garrett, 1873) *''

Alvania curacaoensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' De Jong & Coomans, 1988 * † ''

Alvania curta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Dujardin, 1837) * † ''

Alvania daguini ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Peyrot, 1938 *'' Alvania dalmatica'' Buzzurro & Prkic, 2007 *''

Alvania datchaensis ''Alvania datchaensis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Amati & Oliverio, 1987 * † ''

Alvania dautzenbergi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Glibert, 1949 *''

Alvania debruynei ''Alvania debruynei'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Distribution Description The maximum recorded shell Shell may refer to: Architecture and design * Shell (structure ...

'' Faber & Moolenbeek, 2004 *''

Alvania dejongi ''Alvania dejongi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Distribution Description The maximum recorded shell Shell may refer to: Architecture and design * Shell (structure), ...

'' Faber & Moolenbeek, 2004 *''

Alvania deneti ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Thiele, 1925) *'' Alvania denhartogi'' Hoenselaar & Goud, 1998 * † ''

Alvania densecostata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Harmer, 1920 * ''

Alvania desabatae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Amati & Smriglio, 2016 * ''

Alvania deweti ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Thiele, 1925) * † '' Alvania diadema'' De Stefani & Pantanelli in De Stefani, 1888 *''

Alvania dianiensis ''Alvania dianiensis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Oliverio, 1988 *''

Alvania dictyophora ''Alvania dictyophora'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae. Description Distribution This species occurs in European waters and rare in the Mediterranean Sea The Mediterran ...

'' (Philippi, 1844) *''

Alvania dijkstrai ''Alvania dijkstrai'' is a species of minute sea snail in the family Rissoidae endemic to the Savage Islands of Portugal. Description It has an ovate shell, in height and in length with a thin outer lip. Sometimes two rows of very vague, light ...

'' (Hoenselaar & Goud, 1998) * † ''

Alvania dimitrii ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Garilli & Parrinello, 2010 * † '' Alvania dingdensis'' (A. W. Janssen, 1967) *'' Alvania dipacoi'' Giusti Fr. & Nofroni, 1989 * ''

Alvania discazalorum ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 1998 † *''

Alvania discors ''Alvania discors'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the su ...

'' (Allan, 1818) *'' Alvania disparilis'' Monterosato, 1890 * † ''

Alvania dissensia ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Van Dingenen, Ceulemans & Landau, 2016 * ''

Alvania distincta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' W. H. Turton, 1932 * † ''

Alvania doliolum ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 2015 * †''

Alvania dollfusi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Cossmann & Pissarro, 1902) *''

Alvania dorbignyi ''Alvania dorbignyi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Audouin, 1826) * † ''

Alvania dubiosa ''Alvania'' is a genus of minute sea snails, marine (ocean), marine gastropod mollusks or micromollusks in the family (biology), family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be ...

'' Harmer, 1920 * † ''

Alvania dumasi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Cossmann, 1902) *''

Alvania electa ''Alvania electa'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Monterosato, 1874) *''

Alvania elegantissima ''Alvania elegantissima'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks ...

'' (Monterosato, 1875) *''

Alvania elenae ''Alvania elenae'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Gofas, 2007 *''

Alvania elisae ''Alvania elisae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' Margelli, 2001 * † ''

Alvania ellae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Boettger, 1901) *''

Alvania emaciata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Mörch, 1876) * † ''

Alvania enysii ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Bell, 1898) * † ''

Alvania erecta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Harmer, 1920 *

† A dagger, obelisk, or obelus is a typographical mark that usually indicates a footnote if an asterisk has already been used. The symbol is also used to indicate death (of people) or extinction (of species). It is one of the modern descendan ...

'' Alvania erentoezae'' İslamoğlu, 2006İslamoğlu Y. (2006). "''Alvania erentoezae'' – a new Rissoid gastropod species from the Early Tortonian of the Antalya Basin (Western Taurids, SW Turkey)". ''

Annalen des Naturhistorischen Museums in Wien ''Annalen'' may refer to: * ''Annalen der Physik'', a physics journal * ''Crell's Annalen'', a chemistry journal * ''Liebigs Annalen'', a chemistry journal * ''Mathematische Annalen ''Mathematische Annalen'' (abbreviated as ''Math. Ann.'' or, f ...

'' 107A: 59-69
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*''

Alvania euchila ''Alvania euchila'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the su ...

'' (Watson, 1886) * ''

Alvania eucraspeda ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Hedley, 1911) * † ''

Alvania euphrosine ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' De Stefani & Pantanelli in De Stefani, 1888 * ''

Alvania excurvata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Carpenter, 1857 *''

Alvania exserta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Suter, 1908) *''

Alvania faberi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' De Jong & Coomans, 1988 * † '' Alvania falsimerelina'' Lozouet, 1998 * † ''

Alvania falsivenus ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 2015 * † ''

Alvania falunica ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Peyrot, 1938 *''

Alvania fasciata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Tenison Woods, 1876) *''

Alvania fenestrata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Krauss, 1848) *''

Alvania ferruginea ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' A. Adams, 1861 * † ''

Alvania fezata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 *'' Alvania filocincta'' (Hedley & Petterd, 1906) *''

Alvania fischeri ''Alvania fischeri'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' (Jeffreys, 1884) *''

Alvania flexilis ''Alvania flexilis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Gofas, 1999 * † ''

Alvania foraminata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Lozouet, 1998 *''

Alvania formicarum ''Alvania formicarum'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Gofas, 1989 *''

Alvania fractospira ''Alvania fractospira'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' (Oberling, 1970) * † '' Alvania francescoi'' Garilli, 2008 *''

Alvania franseni ''Alvania franseni'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Hoenselaar & Goud, 1998 * † '' Alvania frediani'' Della Bella & Scarponi, 2000 *'' Alvania freitasi'' Segers, Swinnen & De Prins, 2009 * ''

Alvania fulgens ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' W. H. Turton, 1932 *''

Alvania funiculata ''Alvania funiculata'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' Gofas, 2007 * ''

Alvania fusca ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Gould, 1861 *''

Alvania gallegosi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Baker, Hanna & Strong, 1930 *''

Alvania gallinacea ''Alvania gallinacea'' is a species of minute sea snail with an operculum, a marine gastropod mollusk or micromollusk in the family Rissoidae. Distribution * New Zealand Original description ''Alvania gallinacea'' was originally discove ...

'' (Finlay, 1930) *''

Alvania garrafensis ''Alvania garrafensis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Peñas & Rolán, 2008 *''

Alvania gascoignei ''Alvania gascoignei'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Rolán, 2001 *''

Alvania gemina ''Alvania gemina'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Rolán & Hernández, 2007 *'' Alvania geryonia'' (Nardo, 1847) * † ''

Alvania giselae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Boettger, 1901) * † ''

Alvania globosa ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 *''

Alvania gofasi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Rolán & Fernandes, 1990) * † ''

Alvania gontsharovae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Iljina, 1993 † * † '' Alvania gourbesvillensis'' Cossmann, 1921 *''

Alvania gradatoides ''Alvania gradatoides'' is a species of minute sea snail with an operculum, a marine gastropod mollusk in the family Rissoidae.Bouchet, P. (2011). Alvania gradatoides (Finlay, 1930). Accessed through: World Register of Marine Species at http:/ ...

'' (Finlay, 1930) *''

Alvania grancanariensis ''Alvania grancanariensis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollus ...

'' Segers, 1999 * † ''

Alvania granosa ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Tabanelli, Bongiardino & Perugia, 2011 *''

Alvania guancha ''Alvania guancha'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the su ...

'' Moolenbeek & Hoenselaar, 1989 *''

Alvania guesti ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Faber & Moolenbeek, 1987 * † '' Alvania gutta'' Tabanelli, Bongiardino & Perugia, 2011 *'' Alvania halia'' Bartsch, 1911 *''

Alvania hallgassi ''Alvania hallgassi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Amati & Oliverio, 1985 *''

Alvania harrietae ''Alvania harrietae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the su ...

'' Segers, Swinnen & De Prins, 2009 * †''

Alvania hauniensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Ravn, 1939 *''

Alvania hedleyi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Thiele, 1930 * † ''

Alvania helenae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Boettger, 1901 * † ''

Alvania heraelaciniae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Ruggieri, 1950 *''

Alvania herwigia ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Castellanos & Fernández, 1974) * † ''

Alvania hinschi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Gürs & Weinbrecht, 2001 *''

Alvania hirta ''Alvania hirta'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' (Monterosato, 1884) *'' Alvania hispidula'' (Monterosato, 1884) *''

Alvania hoeksemai ''Alvania hoeksemai'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Hoenselaar & Goud, 1998 * †''

Alvania holsatica ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Anderson, 1960 * † '' Alvania holubicensis'' Friedberg, 1923 * † ''

Alvania hortensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 1998 * ''

Alvania hueti ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Bozzetti, 2017 *''

Alvania hyerensis ''Alvania hyerensis'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Gofas, 2007 *''

Alvania ignota ''Alvania ignota'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Cecalupo & Perugia, 2009 *''

Alvania ima ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bartsch, 1911 *''

Alvania imperspicua ''Alvania imperspicua'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' (Pallary, 1920) *'' Alvania incognita'' (Warén, 1996) * ''

Alvania inflata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' W. H. Turton, 1932 * † ''

Alvania insulsa ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Landau, Ceulemans & Van Dingenen, 2018 *''

Alvania internodula ''Alvania internodula'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' (Hoenselaar & Goud, 1998) * † ''

Alvania interrupta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Finlay, 1924) *''

Alvania isolata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Laseron, 1956) *''

Alvania jacquesi ''Alvania jacquesi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Hoenselaar & Goud, 1998 *''

Alvania jeffreysi ''Alvania jeffreysi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Distribution Description The species was described from a specimen found in sand dredged north of Unst, Shetland Isl ...

'' (Waller, 1864) *''

Alvania johannae ''Alvania johannae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' (Moolenbeek & Hoenselaar, 1998) * ''

Alvania joseae ''Alvania joseae'' is a species of minute sea snail, a marine (ocean), marine gastropod mollusk or micromollusk in the family (biology), family Rissoidae. Description Distribution References

Rissoidae Gastropods described in 1998 { ...

'' (Hoenselaar & Goud, 1998) *''

Alvania josefoi ''Alvania josefoi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Oliver & Templado, 2009 * † ''

Alvania josephineae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 * † '' Alvania kaawaensis'' (Laws, 1940) * † ''

Alvania kenneyi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Ladd, 1966 * ''

Alvania kermadecensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Oliver, 1915) * † '' Alvania kowalewskii'' Bałuk, 1975 *''

Alvania kowiensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Tomlin, 1931 * † ''

Alvania lachesis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Basterot, 1825) * † ''

Alvania lachrimula ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Landau, Ceulemans & Van Dingenen, 2018 * † '' Alvania lactanea'' Glibert, 1949 * ''

Alvania lactea ''Alvania lactea'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' (Michaud, 1832) * †'' Alvania lagouardensis'' Lozouet & Maestrati, 1982 *''

Alvania lamellata ''Alvania lamellata'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Dautzenberg, 1889 *''

Alvania lampra ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Dall, 1927) *''

Alvania lanciae ''Alvania lanciae'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Calcara, 1845) * † ''

Alvania laufensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Traub, 1981 * † ''

Alvania laurae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Brunetti & Vecchi, 2012 *''

Alvania lavaleyei ''Alvania lavaleyei'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Hoenselaar & Goud, 1998 *''

Alvania leacocki ''Alvania leacocki'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' (Watson, 1873) * †'' Alvania leopardiana'' Brunetti & Vecchi, 2012 *''

Alvania liesjeae ''Alvania liesjeae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Segers, Swinnen & De Prins, 2009 * † '' Alvania ligeriana'' Peyrot, 1938 * ''

Alvania limensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Ponder & Worsfold, 1994) *''

Alvania lineata ''Alvania lineata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the su ...

'' Risso, 1826 *''

Alvania litoralis ''Alvania litoralis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Nordsieck, 1972) * ''

Alvania littorinoides ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Cossmann, 1921 † *''

Alvania lucinae ''Alvania lucinae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Oberling, 1970 *''

Alvania macandrewi ''Alvania macandrewi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' (Manzoni, 1868) *''

Alvania macella ''Alvania macella'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Gofas, 2007 *''

Alvania maclurgi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Powell, 1933) *''

Alvania mamillata ''Alvania mamillata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' Risso, 1826 *'' Alvania marchadi'' (Gofas, 1999) *''

Alvania marioi ''Alvania marioi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' Gofas, 1999 *''

Alvania marmarisensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bitlis & Öztürk, 2017 * '' Alvania masirahensis'' Perugia, 2021 * ''

Alvania maximilicutiani ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Scuderi, 2014 *'' Alvania mediolittoralis'' Gofas, 1989 *''

Alvania meridioamericana ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Weisbord, 1962 * † ''

Alvania merlei ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Van Dingenen, Ceulemans & Landau, 2016 *''

Alvania microglypta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Haas, 1943 *''

Alvania micropilosa ''Alvania micropilosa'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' Gofas, 2007 *''

Alvania microstriata ''Alvania microstriata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks i ...

'' (Hoenselaar & Goud, 1998) *'' Alvania microtuberculata'' Gofas, 2007 * † ''

Alvania milleti ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 * †''

Alvania milletispinosa ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 * ''

Alvania minuscula ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Verrill & Bush, 1900) * † ''

Alvania minuta ''Punctulum minutum'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.Rosenberg, G.; Bouchet, P. (2012). Punctulum minutum Golikov & Fedjakov, 1987. Accessed through: World Register of Marine ...

'' (Finlay, 1924) * † '' Alvania miocalasi'' Landau, Ceulemans & Van Dingenen, 2018 * † ''

Alvania miolactea ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 *''

Alvania moerchi ''Alvania moerchi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Collin, 1886) *''

Alvania moniziana ''Alvania moniziana'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Watson, 1873) *'' Alvania monserratensis'' (Baker, Hanna & Strong, 1930) *''

Alvania moolenbeeki ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' De Jong & Coomans, 1988 *'' Alvania multinodula'' Hoenselaar & Goud, 1998 *''

Alvania multiquadrata ''Alvania multiquadrata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks ...

'' van der Linden & Wagner, 1989 * † '' Alvania multistriata'' (Bell, 1892) * † ''

Alvania napoleoni ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 * ''

Alvania nemo ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bartsch, 1911 *''

Alvania nestaresi ''Alvania nestaresi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' Oliverio & Amati, 1990 *'' Alvania nicobarica'' (Thiele, 1925) *'' Alvania nicolauensis'' Moolenbeek & Rolán, 1988 * ''

Alvania nihonkaiensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Hasegawa, 2014 *''

Alvania nina ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Faber, 2010 * † ''

Alvania nitida ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Brunetti & Vecchi, 2012 * ''

Alvania nix ''Alvania nix'' is a species of sea snail, a marine gastropod mollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the superfamily Rissooidea and t ...

'' Poppe, Tagaro & Goto, 2018 *''

Alvania nonsculpta ''Alvania nonsculpta'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Hoenselaar & Goud, 1998) * † ''

Alvania obeliscus ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Harmer, 1920 † * † '' Alvania obliquicostata'' H. Wang, 1981 *''

Alvania occidua ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Cotton, 1944) * † ''

Alvania oceani ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (d'Orbigny, 1852) *

Alvania oetyliaca ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

Amati & Chiarelli, 2017 *'' Alvania ogasawarana'' (Pilsbry, 1904) *''

Alvania oldroydae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bartsch, 1911 * ''

Alvania olivacea ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Frauenfeld, 1867 *''

Alvania oliverioi ''Alvania oliverioi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Buzzurro, 2003 *''

Alvania paatsi ''Alvania paatsi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' Hoenselaar & Goud, 1998 *'' Alvania pagodula'' (Bucquoy, Dautzenberg & Dollfus, 1884) * †''

Alvania parasusieae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 * † ''

Alvania parazosta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 1998 * † ''

Alvania pariana ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Guppy in Guppy & Dall, 1896) * † ''

Alvania partimcancellata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Harmer, 1920 * † ''

Alvania partschi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Hörnes, 1856) *'' Alvania parvula'' (Jeffreys, 1884) *''

Alvania peli ''Alvania peli'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the super ...

'' Moolenbeek & Rolán, 1988 * ''

Alvania peloritana ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Aradas & Benoit, 1874) * † ''

Alvania perregularis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Sacco, 1895 * † ''

Alvania peyreirensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Cossmann & Peyrot, 1919 *'' Alvania piersmai'' Moolenbeek & Hoenselaar, 1989 *'' Alvania pinguis'' (Webster, 1906) *''

Alvania pinguoides ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Powell, 1940) * ''

Alvania pizzinii ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Amati, Smriglio & Oliverio, 2020 *''

Alvania pisinna ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Melvill & Standen, 1896 *'' Alvania planciusi'' Moolenbeek & Rolán, 1988 *''

Alvania platycephala ''Alvania platycephala'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' Dautzenberg & Fischer H., 1896 * † ''

Alvania playagrandensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Weisbord, 1962 * ''

Alvania porcupinae ''Alvania porcupinae'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Gofas & Warén, 1982 *''

Alvania portentosa ''Alvania portentosa'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' Rolán & Hernández, 2007 *'' Alvania poucheti'' Dautzenberg, 1889 * † ''

Alvania praeholsatica ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Gürs & Weinbrecht, 2001 *'' Alvania precipitata'' (Dall, 1889) * † ''

Alvania proavia ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Pilsbry & C. W. Johnson, 1917) * † ''

Alvania productilis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Boettger, 1906 * ''

Alvania profundicola ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bartsch, 1911 * ''

Alvania prusi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (P. Fischer, 1877) * † ''

Alvania pseudalvania ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Andrusov, 1905) *''

Alvania pseudoareolata ''Alvania pseudoareolata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Distribution Description The maximum recorded shell Shell may refer to: Architecture and design * Shell (stru ...

'' Warén, 1974 * † '' Alvania pseudohispidula'' Brunetti & Vecchi, 2012 *'' Alvania pseudosyngenes'' Warén, 1973 * † '' Alvania pukeuriensis'' (Finlay, 1924) * †

Alvania pulcherrima ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

Peyrot, 1938 *''

Alvania punctura ''Alvania punctura'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' (Montagu, 1803) *'' Alvania purpurea'' Dall, 1871 * † ''

Alvania putei ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet & Maestrati, 1982 * ''

Alvania quadrata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' A. A. Gould, 1861 * † ''

Alvania raulini ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Cossmann & Peyrot, 1919 † * † ''

Alvania redoniana ''Alvania'' is a genus of minute sea snails, marine (ocean), marine gastropod mollusks or micromollusks in the family (biology), family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be ...

'' Landau, Ceulemans & Van Dingenen, 2018 *''

Alvania regina ''Alvania regina'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' Gofas, 1999 * † '' Alvania renauleauensis'' Landau, Ceulemans & Van Dingenen, 2018 *''

Alvania renei ''Alvania renei'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the supe ...

'' (Hoenselaar & Goud, 1998) * † '' Alvania reticulatopunctata'' Seguenza, 1879 *''

Alvania richeri ''Alvania richeri'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Gofas, 1999 * † ''

Alvania riparia ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Lozouet, 1998 * † ''

Alvania rischi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Gürs & Weinbrecht, 2001 * † '' Alvania robusta'' Calas, 1949 * ''

Alvania rominae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Amati, Trono & Oliverio, 2020 *''

Alvania rosana ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Bartsch, 1911 * † ''

Alvania rosariae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Garilli, 2008 * † ''

Alvania rotulata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Pantanelli, 1888 *''

Alvania rudis ''Alvania rudis'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the supe ...

'' (Philippi, 1844) * † ''

Alvania rupeliensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Tembrock, 1964 *''

Alvania rykeli ''Alvania rykeli'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' Hoenselaar & Goud, 1998 * † ''

Alvania sacyi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Cossmann, 1921 * ''

Alvania salebrosa ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Frauenfeld, 1867 * † ''

Alvania sanctipaulensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Lozouet, 1998 *''

Alvania scabra ''Alvania scabra'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' (Philippi, 1844) *''

Alvania schwartziana ''Alvania schwartziana'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' Brusina, 1866 *''

Alvania scrobiculata ''Alvania scrobiculata'' is a species of minute sea snail, marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' (Møller, 1842) * ''

Alvania scuderii ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Villari, 2017 *''

Alvania sculptilis ''Alvania sculptilis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Taxonomy There is also the Australian marine species ''Alvania sculptilis'' (May, 1920) (synonym and basionym: ''Mereli ...

'' (Monterosato, 1877) * † ''

Alvania seanlandaui ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Marquet & Grigis, 2003 *''

Alvania seinensis ''Alvania seinensis'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Gofas, 2007 *''

Alvania settepassii ''Alvania settepassii'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Amati & Nofroni, 1985 * † ''

Alvania simonsi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Marquet, 1997 *''

Alvania simulans ''Alvania simulans'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Locard, 1886 *'' Alvania sleursi'' (Amati, 1987) *'' Alvania slieringsi'' (Hoenselaar & Goud, 1998) *'' Alvania solitaria'' (Dell, 1956) *''

Alvania sombrerensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Thiele, 1925) *''

Alvania sororcula ''Alvania sororcula'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' Granata-Grillo, 1877 *''

Alvania spinosa ''Alvania spinosa'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the su ...

'' (Monterosato, 1890) * † ''

Alvania spirialis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Glibert, 1949 *''

Alvania stenolopha ''Alvania stenolopha'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in ...

'' Bouchet & Warén, 1993 * † ''

Alvania stephanensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Lozouet, 1998 *''

Alvania stigmata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Frauenfeld, 1867 *''

Alvania stocki ''Alvania stocki'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Moolenbeek & Rolán, 1988 *''

Alvania strangei ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Brazier, 1894) *'' Alvania subareolata'' Monterosato, 1869 *''

Alvania subcalathus ''Alvania subcalathus'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Description The length of the shell varies between 2.5 mm and 4.3 mm. Distribution This species occurs i ...

'' (Dautzenberg & Fischer H., 1906) * † ''

Alvania subclavata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in t ...

'' O. Boettger, 1906 *''

Alvania subcrenulata ''Alvania subcrenulata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Description The length of shell varies between 3 mm and 4 mm. Distribution This species occurs in the Medi ...

'' (Bucquoy, Dautzenberg & Dollfus, 1884) * † ''

Alvania subgaleodinopsis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 2015 * † ''

Alvania sublaevigata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' O. Boettger, 1906 * † ''

Alvania sublagouardensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Lozouet, 1998 *''

Alvania subsoluta ''Alvania subsoluta'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in t ...

'' (Aradas, 1847) * † ''

Alvania subtiliangulosa ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 * ''

Alvania subventricosa ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' W. H. Turton, 1932 *''

Alvania suprasculpta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (May, 1915) *''

Alvania suroiti ''Alvania suroiti'' is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae. Description Distribution This species is found on the Great Meteor and Hyères Hyères (), Provençal Occitan: ''Iera ...

'' Gofas, 2007 * † '' Alvania susieae'' Landau, Ceulemans & Van Dingenen, 2018 *'' Alvania syngenes'' (A. E. Verrill, 1884) *''

Alvania tarsodes ''Alvania tarsodes'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' (Watson, 1886) * † ''

Alvania tauropraecedens ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Sacco, 1895 *''

Alvania tenera ''Alvania tenera'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' (Philippi, 1844) *''

Alvania tenhovei ''Alvania tenhovei'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Hoenselaar & Goud, 1998 * † '' Alvania tenuicostata'' (G. Seguenza, 1876) * † ''

Alvania tenuisculpturata ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 *''

Alvania tessellata ''Alvania tessellata'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Weinkauff, 1868 *''

Alvania testae ''Alvania testae'' is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' (Aradas & Maggiore, 1844) * † ''

Alvania textiliformis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Harmer, 1920 * † ''

Alvania thalia ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' De Stefani & Pantanelli in De Stefani, 1888 *''

Alvania thouinensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' (Thiele, 1925) *''

Alvania tomentosa ''Alvania tomentosa'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Pallary, 1920) * † ''

Alvania tongrorum ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Glibert & de Heinzelin de Braucourt, 1954 *''

Alvania townsendi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Melvill, 1910) *''

Alvania trachisma ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Bartsch, 1911 * † ''

Alvania transiens ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Sacco, 1895 *''

Alvania tumida ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Carpenter, 1857 *''

Alvania turkensis ''Alvania turkensis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Distribution Description The maximum recorded shell Shell may refer to: Architecture and design * Shell (structure ...

'' Faber & Moolenbeek, 2004 * † ''

Alvania turtaudierei ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Landau, Ceulemans & Van Dingenen, 2018 * ''

Alvania unica ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Amati & Quaggiotto, 2019 * † ''

Alvania urgonensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Cossmann, 1918 *''

Alvania valeriae ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Absalao, 1994 *''

Alvania vanegmondi ''Alvania vanegmondi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Hoenselaar & Goud, 1998 * † ''

Alvania varia ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Tabanelli, Bongiardino & Perugia, 2011 * † ''

Alvania veliscensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Reuss, 1867 * †''

Alvania venus ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (d'Orbigny, 1852) *''

Alvania venusta ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Powell, 1926) *''

Alvania verconiana ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' (Hedley, 1911) *''

Alvania vermaasi ''Alvania vermaasi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' van Aartsen, 1975 *''

Alvania verrilli ''Alvania verrilli'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' (Friele, 1886) *'' Alvania versoverana'' (Melvill, 1910) *''

Alvania villarii ''Alvania villarii'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' Micali, Tisselli & Giunchi, 2005 * †''

Alvania vinosula ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Anderson & Hanna, 1925 * † '' Alvania virodunensis'' Lozouet, 1998 * † '' Alvania waimamakuensis'' (Laws, 1948) * † ''

Alvania waisiuensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Beets, 1942 *''

Alvania wareni ''Alvania wareni'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' (Templado & Rolan, 1986) *'' Alvania watsoni'' (

Schwartz Schwartz may refer to: *Schwartz (surname), a surname (and list of people with the name) *Schwartz (brand), a spice brand *Schwartz's, a delicatessen in Montreal, Quebec, Canada *Schwartz Publishing, an Australian publishing house *"Danny Schwartz" ...

in Watson, 1873) *''

Alvania weinkauffi ''Alvania weinkauffi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' Weinkauff, 1868 * ''

Alvania whitechurchi ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' W. H. Turton, 1932 * ''

Alvania yamatoensis ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Hasegawa, 2014 * '' Alvania zaraensis'' Amati & Appolloni, 2019 * † '' Alvania zbyszewskii'' Van Dingenen, Ceulemans & Landau, 2016 *''

Alvania zetlandica ''Alvania zetlandica'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' (Montagu, 1815) * † ''

Alvania zibinica ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Pantanelli, 1888 * † ''

Alvania ziliolii ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the ...

'' Brunetti & Vecchi, 2012 * † ''

Alvania ziziphina ''Alvania'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. ''Alvania'' as currently used may not be monophyletic. Distribution These marine species can be found worldwide (except in the An ...

'' Dollfus in Calas, 1949 *''

Alvania zoderi ''Alvania zoderi'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the sup ...

'' (Hoenselaar & Goud, 1998) *''

Alvania zylensis ''Alvania zylensis'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the s ...

'' Gofas & Warén, 1982 ;''

Taxon inquirendum In biological classification, a ''species inquirenda'' is a species of doubtful identity requiring further investigation. The use of the term in English-language biological literature dates back to at least the early nineteenth century. The term t ...

'': * ''Alvania montagui'' Iljina, 1993 * † ''Alvania sulzeriana'' Risso, 1826 ;Species brought into synonymy: *''Alvania albolirata'' (Carpenter, 1864): synonym of ''

Lirobarleeia albolirata ''Lirobarleeia'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Barleeiidae. Species Species within the genus ''Lirobarleeia'' include: *'' Lirobarleeia albolirata'' (Carpenter, 1864) *'' Lirobarleeia b ...

'' (Carpenter, 1864) (Does not belong to the genus Alvania) *''Alvania bartolomensis'' Bartsch, 1917: synonym of '' Lirobarleeia kelseyi'' (Dall & Bartsch, 1902) * ''Alvania basteriae'' (Moolenbeek & Faber, 1986): synonym of ''

Crisilla basteriae ''Crisilla basteriae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.MolluscaBase eds. (2020). MolluscaBase. Crisilla basteriae (Moolenbeek & Faber, 1986). Accessed through: World Registe ...

'' (Moolenbeek & Faber, 1986) *''Alvania carpenteri'' (Weinkauff, 1885): synonym of ''

Onoba carpenteri ''Onoba carpenteri'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Weinkauff, 1885) * ''Alvania chiriquiensis'' Olsson & McGinty, 1958: synonym of ''

Lirobarleeia chiriquiensis ''Lirobarleeia'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Barleeiidae. Species Species within the genus ''Lirobarleeia'' include: *'' Lirobarleeia albolirata'' (Carpenter, 1864) *'' Lirobarleeia b ...

'' (Olsson & McGinty, 1958) *''Alvania cingulata'' (Philippi, 1836): synonym of ''

'' Risso, 1826 *''Alvania clarionensis'' Bartsch, 1911: synonym of ''

Lirobarleeia clarionensis ''Lirobarleeia'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Barleeiidae. Species Species within the genus ''Lirobarleeia'' include: *'' Lirobarleeia albolirata'' (Carpenter, 1864) *'' Lirobarleeia b ...

'' (Bartsch, 1911) (original combination) *'' Alvania consociella'' Monterosato, 1884: synonym of ''

'' (Calcara, 1845) *''Alvania deliciosa'' (Jeffreys, 1884): synonym of ''

'' (Monterosato, 1874)effreys J.G. 1884. *''Alvania firma'' (Laseron, 1956): synonym of '' Haurakia novarensis'' (Frauenfeld, 1867) *''Alvania formosita'' (Laseron, 1956): synonym of '' Haurakia novarensis'' (Frauenfeld, 1867) *''Alvania gagliniae'' Amati, 1985: synonym of ''

Crisilla gagliniae ''Crisilla gagliniae'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in th ...

'' (Amati, 1985) *''Alvania gradata'' (d'Orbigny, 1842): synonym of '' Lirobarleeia gradata'' (d'Orbigny, 1842) *''Alvania granti'' Strong, 1938: synonym of '' Lirobarleeia granti'' (Strong, 1938) *''Alvania herrerae'' Baker, Hanna & Strong, 1930: synonym of '' Lirobarleeia herrerae'' (Baker, Hanna & Strong, 1930) *''Alvania latior'' (Mighels & Adams, 1842): synonym of '' Setia latior'' (Mighels & C. B. Adams, 1842) *''Alvania lucasana'' Baker, Hanna & Strong, 1930: synonym of '' Lirobarleeia electrina'' (Carpenter, 1864) *''Alvania minuta'' (Golikov & Fedjakov in Scarlato, 1987): synonym of ''

Punctulum minutum ''Punctulum minutum'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.Rosenberg, G.; Bouchet, P. (2012). Punctulum minutum Golikov & Fedjakov, 1987. Accessed through: World Register of Marine ...

'' Golikov & Fedjakov, 1987 *''Alvania novarensis'' Frauenfeld, 1867: synonym of '' Haurakia novarensis'' (Frauenfeld, 1867) *''Alvania obliqua'' Warén, 1974: synonym of ''

Onoba obliqua ''Onoba obliqua'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the ...

'' (Warén, 1974) *''Alvania perlata'' Mörch, 1860: synonym of '' Lirobarleeia perlata'' (Mörch, 1860) *''Alvania porcupinae'' Gofas & Warén, 1982: synonym of '' Punctulum porcupinae'' (Gofas & Warén, 1982) *''Alvania supranitida'' S.V. Wood, 1842: synonym of ''

Aclis minor ''Aclis'' is a genus of small sea snails, marine gastropod mollusks in the family Eulimidae. Species * '' Aclis acuta'' (Jeffreys, 1884) * '' Aclis angulata'' E. A. Smith, 1890 * '' Aclis ascaris'' (Turton, 1819) * ''Aclis attenuans'' Jeffr ...

'' (Brown, 1827) *''Alvania trajectus'' (Watson, 1886): synonym of '' Haurakia novarensis'' (Frauenfeld, 1867) *''Alvania wyvillethomsoni'' (Friele, 1877): synonym of '' Punctulum wyvillethomsoni'' (Friele, 1877)

References

Monterosato T. A. (di) (1884). ''Nomenclatura generica e specifica di alcune conchiglie mediterranee''. Palermo, Virzi, 152 pp.
* Crosse H. (1885). ''Nomenclatura generica e specifica di alcune conchiglie mediterranee, pel Marchese di Monterosato''

ook review Ook, OoK or OOK may refer to: * Ook Chung (born 1963), Korean-Canadian writer from Quebec * On-off keying, in radio technology * Toksook Bay Airport (IATA code OOK), in Alaska * Ook!, an esoteric programming language based on Brainfuck * Ook, th ...

Journal de Conchyliologie 33: 139-142
''Ponder W. F. (1985). A review of the Genera of the Rissoidae (Mollusca: Mesogastropoda: Rissoacea).'' Records of the Australian Museum supplement 4: 1-221page(s): 36-46
* Vaught, K.C. (1989). ''A classification of the living Mollusca''. American Malacologists: Melbourne, FL (USA). . XII, 195 pp. * Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). ''European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification''. Collection Patrimoines Naturels, 50: pp. 180–213
Garilli V. 2008. ''On some Neogene to Recent species related to Galeodina Monterosato, 1884, Galeodinopsis Sacco, 1895, and Massotia Bucquoy, Dautzenberg, and Dollfus, 1884 (Caenogastropoda: Rissoidae) with the description of two new Alvania species from the Mediterranean Pleistocene.'' The Nautilus, 122(1): 19–51

External links

* {{Taxonbar , from=Q3137332 Gastropod genera Rissoidae