''Aporrhais'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

of medium-sized sea snails, marine gastropod

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 group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Aporrhaidae Aporrhaidae is a family of sea snails commonly called the "pelican's foot snails." The taxonomy of the Gastropoda by Bouchet & Rocroi, 2005Bouchet P. & Rocroi J.-P. (Ed.); Frýda J., Hausdorf B., Ponder W., Valdes A. & Warén A. 2005. ''Classif ...

and the superfamily Stromboidea.WoRMS : Aporrhais
accessed : 28 October 2010 The genus is known from the

Triassic The Triassic ( ) is a geologic period and system (stratigraphy), system which spans 50.6 million years from the end of the Permian Period 251.902 million years ago (Year#Abbreviations yr and ya, Mya), to the beginning of the Jurassic Period 201.36 ...

to the Recent periods (age range: 205.6 to 0.0 million years ago). Fossils of species within this genus have been found all over the world.Fossilworks
/ref>

Species

This genus contains the following extant species: * '' Aporrhais elegantissima'' Parenzan, 1970 * '' Aporrhais pesgallinae'' Barnard, 1963 * '' Aporrhais pespelecani'' (

Linnaeus Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his ennoblement in 1761 as Carl von Linné Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, the ...

, 1758), common pelican's foot * '' Aporrhais senegalensis''

Gray Grey (more common in British English) or gray (more common in American English) is an intermediate color between black and white. It is a neutral or achromatic color, meaning literally that it is "without color", because it can be composed o ...

, 1838 * '' Aporrhais serresiana'' (Michaud, 1828) Extinct species within this genus include: * †''Aporrhais dingdenensis'' Marquet 2002 * † ''Aporrhais peralata'' (Sacco, 1893) * † ''Aporrhais pliorara'' (Sacco, 1893) * †''Aporrhais pugens'' Wollemann 1908 * †''Aporrhais speciosa'' Schlotheim 1820 * †''Aporrhais uttingeriana'' (Risso, 1826) Stromboidea
/ref> ;Species brought into synonymy: * ''Aporrhais aldrovandi'' Capellini, 1860: synonym of ''Aporrhais pespelecani'' (Linnaeus, 1758) * † ''Aporrhais angulata'' Gabb, 1864: synonym of † '' Anchura angulata'' (Gabb, 1864) * ''Aporrhais francheti'' Rochebrune, 1883: synonym of '' Aporrhais senegalensis'' Gray, 1838 * ''Aporrhais macandreae'' Jeffreys, 1867: synonym of ''Aporrhais serresianus'' (Michaud, 1828) * ''Aporrhais michaudi'' Locard, 1890: synonym of ''Aporrhais pespelecani'' (Linnaeus, 1758) * ''Aporrhais occidentalis'' Beck, 1836 : synonym of '' Arrhoges occidentalis'' (Beck, 1836) * ''Aporrhais pelecanipes'' Locard, 1892: synonym of ''Aporrhais pespelecani'' (Linnaeus, 1758) * ''Aporrhais pes-gallinae'' Barnard: synonym of ''Aporrhais pesgallinae'' Barnard, 1963 * ''Aporrhais pespelicani'' (

, 1758): synonym of ''Aporrhais pespelecani'' (Linnaeus, 1758) * ''Aporrhais quadrifidus'' da Costa, 1778: synonym of ''Aporrhais pespelecani'' (Linnaeus, 1758) * ''Aporrhais sarsii'' Kobelt, 1908: synonym of ''Aporrhais serresianus'' (Michaud, 1828) * ''Aporrhais serreseanus'' ic synonym of ''Aporrhais serresianus'' (Michaud, 1828) * † ''Aporrhais vetus'' Packard, 1922: synonym of † '' Alarimella veta'' (Packard, 1922)

References

* Cosel R. von (1977). Die Arten der Gattung Aporrhais Da Costa im Ostatlantik und Beobachtungen zum Umdrehreflex der Pelikanfuss-Schnecke Aporrhais pespelicani. Drosera 77: 37-46 * 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 * Manganelli, G.; Spadini, V.; Fiorentino, V. (2008). The lost Aporrhais species from the Italian Pliocene: A. peralata Sacco, 1893 (Gastropoda Caenogastropoda). Journal of Conchology. 39(5): 493-515

External links

Da Costa, Mendes E. (1778). Historia naturalis testaceorum Britanniæ, or, the British conchology; containing the descriptions and other particulars of natural history of the shells of Great Britain and Ireland: illustrated with figures. In English and French. - Historia naturalis testaceorum Britanniæ, ou, la conchologie Britannique; contenant les descriptions & autres particularités d'histoire naturelle des coquilles de la Grande Bretagne & de l'Irlande: avec figures en taille douce. En anglois & françois., i-xii, 1-254, i-vii, [1
Pl. I-XVII. London. (Millan, White, Emsley & Robson)] Aporrhaidae Gastropod genera Rhaetian first appearances Extant Late Triassic first appearances Taxa named by Emanuel Mendes da Costa {{Aporrhaidae-stub