''Retusa'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of very small head-shield
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 ...
s or barrel-bubble snails,
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 ...
mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...
s in the
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
Retusidae.
[Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=138432 on 2014-03-30]
Species
Species within the genus ''Retusa'' include:
* ''
Retusa abyssicola''
Valdés, 2008
* ''
Retusa acrobeles
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(R. B. Watson, 1883)
* † ''
Retusa acrochone
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(Cossmann & Pissarro, 1900)
* ''
Retusa agulhasensis''
Thiele, 1925
* ''
Retusa amboynensis''
(R. B. Watson, 1883)
* ''
Retusa amphizosta''
(Watson, 1886)
* ''
Retusa avenaria
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(R. B. Watson, 1883)
* ''
Retusa atkinsoni''
(Tenison-Woods, 1876)
* ''
Retusa canariensis
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Nordsieck & Talavera, 1979)
* ''
Retusa carpenteri''
(Hanley, 1859)
* ''
Retusa cecillii
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(Philippi, 1844)
* ''
Retusa chrysoma
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
Burn in Burn & Bell, 1974
* ''
Retusa chukchii
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
Chaban, 2008
* ''
Retusa complanata
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species a ...
''
(Watson, 1883)
* ''
Retusa concentrica
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(A. Adams, 1850)
* ''
Retusa crebrisculpta
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Monterosato, 1884)
* ''
Retusa crispula
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Watson, 1883)
* ''
Retusa crossei
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Bucquoy, Dautzenberg & Dollfus, 1886)
* ''
Retusa delicatula
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(A. Adams, 1862)
* ''
Retusa desgenettii
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Audouin, 1826)
* ''
Retusa diaphana
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
Valdés, 2008
* ''
Retusa elegantissima
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
Habe, 1950
* † ''
Retusa ennucleata''
(Powell & Bartrum, 1929)
* ''
Retusa famelica
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
Watson, 1883
* ''
Retusa frielei
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(Dall, 1881)
* ''
Retusa galapagana''
Dall, 1919
* ''
Retusa golikovi''
Chaban, 2004
* ''
Retusa insolita''
Valdés, 2008
* ''
Retusa instabilis''
Minichev, 1971
* ''
Retusa laevisculpta
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Granata-Grillo, 1877)
* ''
Retusa lata''
Chaban & Chernyshev, 2013
* ''
Retusa lenis''
Valdés, 2008
* ''
Retusa leptekes''
(R. B. Watson, 1883)
* ''
Retusa leptoeneilema
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Brusina, 1866)
* ''
Retusa leuca''
(R. B. Watson, 1883)
* ''
Retusa longispirata''
(Yamakawa, 1911)
* ''
Retusa mammillata
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Philippi, 1836)
* ''
Retusa mariei
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(Dautzenberg, 1889)
* ''
Retusa mayoi
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(Dall, 1889)
* ''
Retusa minima
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
Yamakawa, 1911
* ''
Retusa minutissima''
(Monterosato, 1878)
* ''
Retusa montereyensis''
Smith & Gordon, 1948
* ''
Retusa natalensis''
Barnard, 1963
* ''
Retusa nicobarica''
Thiele, 1925
* ''
Retusa nitidula''
(Lovén, 1846)
* ''
Retusa obtusa''
(Montagu, 1803)
* ''
Retusa operculata''
Minichev, 1966
* ''
Retusa opima''
(Finlay, 1926)
* ''
Retusa orientalis''
Thiele, 1925
* ''
Retusa oruaensis''
(Webster, 1908)
* ''
Retusa orycta''
(R. B. Watson, 1883)
* † ''
Retusa otahuhuensis
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(Laws, 1950)
* ''
Retusa oviformis''
Thiele, 1925
* ''
Retusa ovoides''
(Milaschewitsch, 1916)
* ''
Retusa ovulina''
Lin, 1991
* ''
Retusa parvula
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(Jeffreys, 1883)
* ''
Retusa paziana''
Dall, 1919
* ''
Retusa pelyx''
Burn in Burn & Bell, 1974
* ''
Retusa perforata
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
Thiele, 1925
* ''
Retusa pervia''
(Dall, 1889)
* ''
Retusa pharetra''
Hedley, 1909
* † ''
Retusa pressa''
Marwick, 1928
* ''
Retusa protumida
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(Hedley, 1903)
* ''
Retusa pseudoglobosa''
Nomura, 1939
* ''
Retusa pygmaea
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
(A. Adams, 1850)
* ''
Retusa sakuraii''
(Habe, 1958)
* ''
Retusa sculpta''
(Gatliff & Gabriel, 1913)
* † ''
Retusa segnis''
(Laws, 1940)
* ''
Retusa siberutensis''
Thiele, 1925
* † ''
Retusa soror''
(Suter, 1917)
* ''
Retusa sosa''
Ev. Marcus & Er. Marcus, 1969
* ''
Retusa spatha''
(R. B. Watson, 1883)
* ''
Retusa striata''
(Hutton, 1873)
* ''
Retusa succincta''
(A. Adams, 1862)
* ''
Retusa sulcata''
(d'Orbigny, 1841)
* ''
Retusa sulcata''
(Watson, 1883) is a secondary junior homonym of ''Retusa sulcata''
(d'Orbigny, 1841). No replacement name has been proposed, but the systematics of these small cephalaspids is very confused, and both species may end up in different genera after a proper re-evaluation of their status.
* ''
Retusa sumatrana''
Thiele, 1925
* ''
Retusa tarutana
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
Smythe, 1979
* ''
Retusa tenerifensis''
(Nordsieck & Talavera, 1979)
* ''
Retusa tornata''
(Watson, 1886)
* ''
Retusa toyamaensis''
(Habe, 1955)
* ''
Retusa trunca
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species at ...
''
Valdés, 2008
* ''
Retusa truncatula''
(Bruguière, 1792)
* ''
Retusa turrigera''
Melvill, 1910
* ''
Retusa umbilicata
''Retusa'' is a genus of very small head-shield sea snails or barrel-bubble snails, marine gastropod mollusks in the family Retusidae.Bouchet, P.; Gofas, S. (2013). ''Retusa'' T. Brown, 1827. Accessed through: World Register of Marine Species ...
''
(Montagu, 1803)
* ''
Retusa variabilis''
(Milaschewitsch, 1912)
* ''
Retusa waughiana''
Hedley, 1899
* ''
Retusa xystrum''
Dall, 1919
;Taxa inquirenda:
* ''Retusa bysma''
Melvill, 1904
* ''Retusa candidula''
(Locard, 1892) (taxon inquirendum, name is based on a junior primary homonym.)
* ''Retusa ennurensis''
Preston, 1916
* ''Retusa multiquadrata''
Oberling, 1970 (
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 ...
; needs investigation)
* ''Retusa obesa''
(Locard, 1897)
* ''Retusa pusillina''
(Locard, 1897)
* ''Retusa robagliana''
(P. Fischer, 1869) (taxon inquirendum)
* ''Retusa semen''
(Reeve, 1855) (taxon inquirendum)
;Species brought into synonymy:
* ''Retusa alayoi'' (Espinosa & Ortea, 2004): synonym of ''
Colinatys alayoi'' (Espinosa & Ortea, 2004)
* ''Retusa anderssoni'' Strebel, 1908: synonym of ''
Diaphana anderssoni'' (Strebel, 1908)
* ''Retusa antarctica'' Melvill & Standen, 1912: synonym of ''
Diaphana paessleri
''Diaphana'' is a genus of gastropods belonging to the family Diaphanidae.
The genus has almost cosmopolitan distribution.
Species:
*'' Diaphana abyssalis''
*'' Diaphana anderssoni''
*''Diaphana brazieri''
*'' Diaphana californica''
*'' D ...
'' (Strebel, 1905)
* ''Retusa apiculata'' (Tate, 1879): synonym of ''Tornatina apiculata'' (Tate, 1879): synonym of ''
Acteocina apiculata'' (Tate, 1879)
* ''Retusa bizona'' (A. Adams, 1850): synonym of ''
Mnestia girardi
''Mnestia'' is a genus of gastropods belonging to the family Mnestiidae.
The genus has almost cosmopolitan distribution.
Species:
*''Mnestia alboguttata''
*''Mnestia arachis''
*''Mnestia colorata''
*'' Mnestia girardi''
*'' Mnestia japonic ...
'' (Audouin, 1826)
* ''Retusa caelata'' (Bush, 1885): synonym of ''
Pyrunculus caelatus'' (Bush, 1885)
* ''Retusa carinensis'' de Gregorio, 1889: synonym of ''Retusa truncatula'' (Bruguière, 1792)
* ''Retusa cumberlandiana'' Strebel, 1908: synonym of ''
Cylichna cumberlandiana
''Cylichna'' is a genus of sea snails or bubble snails, marine gastropod molluscs in the family Cylichnidae, the "chalice bubble snails".
Species
Species within the genus ''Cylichna'' include:
* '' Cylichna aethiopica''
* '' Cylichna affinis''
...
'' (Strebel, 1908)
* ''Retusa desgenettesi'' (Audouin, 1827): synonym of ''Retusa desgenettii'' (Audouin, 1826)
* ''Retusa dilatata'' Pallary, 1904: synonym of ''Retusa truncatula'' (Bruguière, 1792)
* ''Retusa domita'' (Dall, 1889): synonym of ''
Cylichnium domitum'' (Dall, 1908)
* ''Retusa eumicra'' (Crosse in Crosse & Fischer, 1865): synonym of ''Tornatina eumicra'' (Crosse, 1865): synonym of ''
Acteocina eumicra
''Acteocina'' is a genus of very small sea snails, bubble snails, marine opisthobranch gastropod mollusks in the family Tornatinidae, the canoe bubbles or chalice bubble snails.
Species
Species within the genus ''Acteocina'' include:
* '' Acte ...
'' (Crosse, 1865)
* ''Retusa fourierii'' (Audouin, 1826): synonym of ''
Pyrunculus fourierii'' (Audouin, 1826)
* ''Retusa frigida'' Hedley, 1916: synonym of ''
Diaphana paessleri
''Diaphana'' is a genus of gastropods belonging to the family Diaphanidae.
The genus has almost cosmopolitan distribution.
Species:
*'' Diaphana abyssalis''
*'' Diaphana anderssoni''
*''Diaphana brazieri''
*'' Diaphana californica''
*'' D ...
'' (Strebel, 1905)
* ''Retusa gaimardi'' Finlay, 1927: synonym of ''
Acteocina decorata
''Acteocina'' is a genus of very small sea snails, bubble snails, marine opisthobranch gastropod mollusks in the family Tornatinidae, the canoe bubbles or chalice bubble snails.
Species
Species within the genus ''Acteocina'' include:
* '' Acte ...
'' (Pilsbry, 1904)
* ''Retusa girardi'' (Audouin, 1826): synonym of ''
Ventomnestia girardi'' (Audouin, 1826)
* ''Retusa gordonis'' Yokoyama, 1927: synonym of ''
Acteocina gordonis
''Acteocina'' is a genus of very small sea snails, bubble snails, marine opisthobranch gastropod mollusks in the family Tornatinidae, the canoe bubbles or chalice bubble snails.
Species
Species within the genus ''Acteocina'' include:
* '' Acte ...
'' (Yokoyama, 1927)
* ''Retusa inflata'' Strebel, 1908: synonym of ''
Diaphana inflata
''Diaphana'' is a genus of gastropods belonging to the family Diaphanidae.
The genus has almost cosmopolitan distribution.
Species:
*'' Diaphana abyssalis''
*'' Diaphana anderssoni''
*''Diaphana brazieri''
*'' Diaphana californica''
*'' D ...
'' (Strebel, 1908)
* ''Retusa insignis''
(Pilsbry, 1904): synonym of ''
Decorifer insignis''
(Pilsbry, 1904)
* ''Retusa lactea'' (Jeffreys, 1877): synonym of ''
Diaphana lactea
''Diaphana'' is a genus of gastropods belonging to the family Diaphanidae.
The genus has almost cosmopolitan distribution.
Species:
*'' Diaphana abyssalis''
*'' Diaphana anderssoni''
*''Diaphana brazieri''
*'' Diaphana californica''
*'' D ...
'' (Jeffreys, 1877)
* ''Retusa mariateresae'' Parenzan, 1970: synonym of ''
Bulla striata'' Bruguière, 1792
* ''Retusa marshalli'' Sykes, 1904: synonym of ''
Diaphana marshalli
''Diaphana'' is a genus of gastropods belonging to the family Diaphanidae.
The genus has almost cosmopolitan distribution.
Species:
*'' Diaphana abyssalis''
*'' Diaphana anderssoni''
*''Diaphana brazieri''
*'' Diaphana californica''
*'' D ...
'' (Sykes, 1904)
* ''Retusa matusimana'' Nomura, 1939: synonym of
Decorifer matusimanus (Nomura, 1939)
* ''Retusa obtusata'': synonym of ''Retusa obtusa'' (Montagu, 1803)
* ''Retusa pellucida''
(T. Brown, 1827): synonym of ''
Retusa truncatula''
(Bruguière, 1792)
* ''Retusa pertenuis'' (Mighels, 1843): synonym of ''Retusa obtusa'' (Montagu, 1803)
* ''Retusa pfefferi'' Strebel, 1908: synonym of ''
Diaphana pfefferi
''Diaphana'' is a genus of gastropods belonging to the family Diaphanidae.
The genus has almost cosmopolitan distribution.
Species:
*'' Diaphana abyssalis''
*'' Diaphana anderssoni''
*''Diaphana brazieri''
*'' Diaphana californica''
*'' D ...
'' (Strebel, 1908)
* ''Retusa piriformis'' Nordsieck, 1972: synonym of ''Retusa truncatula'' (Bruguière, 1792)
* ''Retusa semen'' Thiele, 1925: synonym of ''
Pyrunculus pyriformis'' (A. Adams, 1850)
* ''Retusa semisulcata'' (Philippi, 1836): synonym of ''Retusa truncatula'' (Bruguière, 1792)
* ''Retusa strigella'' (Lovén, 1846): synonym of ''Cylichnina umbilicata'' (Montagu, 1803): synonym of ''Retusa umbilicata'' (Montagu, 1803)
* ''Retusa subcylindrica'' (Brown, 1827): synonym of ''Cylichnina umbilicata'' (Montagu, 1803): synonym of ''Retusa umbilicata'' (Montagu, 1803)
* ''Retusa tohokuensis'' Nomura, 1939: synonym of ''
Acteocina tohokuensis'' (Nomura, 1939)
* ''Retusa truncatoides'' Nomura, 1939: synonym of ''
Acteocina truncatoides'' (Nomura, 1939)
* ''Retusa turrita'' Møller, 1842: synonym of ''Retusa obtusa'' (Montagu, 1803)
References
* Nordsieck, F. (1972). Die europäischen Meeresschnecken (Opisthobranchia mit Pyramidellidae; Rissoacea). Vom Eismeer bis Kapverden, Mittelmeer und Schwarzes Meer. Gustav Fischer, Stuttgart. XIII + 327 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
* Valdés, Á. (2008). Deep-sea "cephalaspidean" heterobranchs (Gastropoda) from the tropical southwest Pacific. In: Héros, V. et al. (eds) Tropical Deep-Sea Benthos 25. Mémoires du Muséum national d'Histoire naturelle. 196: 587-792.
External links
Brown, T. (1827). Illustrations of the conchology of Great Britain and Ireland. Drawn from nature. W.H. Lizars and D. Lizars, Edinburgh and S. Highley, London. 144 pp., 52 plsBrown T. (1844). Illustrations of the Recent Conchology of Great Britain and Ireland, with the description and localities of all the species, marine, land, and fresh water. Ed. 2. London: Smith, Elder & Co. Drawn and Coloured from Nature. Second Edition, Greatly EnlargedBurch J.Q. (1945). [Untitled Minutes of the Conchological Club of Southern California. 47: 5-26">ntitled">Burch J.Q. (1945). [Untitled
Minutes of the Conchological Club of Southern California. 47: 5-26
Dall, W. H. (1921). Summary of the marine shellbearing mollusks of the northwest coast of America, from San Diego, California, to the Polar Sea, mostly contained in the collection of the United States National Museum, with illustrations of hitherto unfigured species. Bulletin of the United States National Museum. 112: 1-217, pls 1-22.Jeffreys, J. G. (1883). On the Mollusca procured during the cruise of H. M. S. Triton, between the Hebrides and Faeroes in 1882. Proceedings of the Zoological Society of London. (1883): 389-399, pl. 44Monterosato, T. A. di. (1884). Nomenclatura generica e specifica di alcune conchiglie mediterranee. Virzi, printed for the author, Palermo, 152 pp.CZN. (1959). Opinion 568. Protection under the plenary powers of the specific name "obtusa" Montagu, 1803, as published in the combination "Bulla obtusa" (class Gastropoda). Opinions and declarations rendered by the International Commission on Zoological Nomenclature. 20: 404-412.Iredale, T. (1915). Some more misused generic names. Proceedings of the Malacological Society of London. 11: 291-306
Retusidae
{{Heterobranchia-stub