Stephopoma Nucleocostatum
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''Stephopoma'' 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
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,
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 ...
mollusc 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 esti ...
s in the family
Siliquariidae ''Siliquariidae'' is a family of sea snails with unusual, very loosely coiled shells. These are marine gastropod molluscs in the clade Sorbeoconcha. Taxonomy The following two subfamilies In biological classification, a subfamily (Latin: ...
, the "slit worm shells" or "slit worm snails".Bouchet, P. (2012). Stephopoma Mörch, 1860. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=224610 on 2012-02-11


Species

Species within the genus ''Stephopoma'' include: * '' Stephopoma abrolhosense'' Bieler, 1997 * ''
Stephopoma lacunosum ''Stephopoma'' is a genus of sea snails, marine gastropod molluscs in the family Siliquariidae ''Siliquariidae'' is a family of sea snails with unusual, very loosely coiled shells. These are marine gastropod molluscs in the clade Sorbeoconcha ...
'' (Barnard, 1963) * '' Stephopoma levispinosum'' * '' Stephopoma mamillatum'' Morton & Keen, 1960 * '' Stephopoma myrakeenae'' Olsson & McGinty, 1958 * '' Stephopoma nucleocostatum'' May, 1915 * ''
Stephopoma nucleogranosum ''Stephopoma roseum'' is a species of sea snail, a marine gastropod mollusc in the family Siliquariidae ''Siliquariidae'' is a family of sea snails with unusual, very loosely coiled shells. These are marine gastropod molluscs in the clade Sor ...
'' Verco, 1904 * ''
Stephopoma pennatum ''Stephopoma'' is a genus of sea snails, marine gastropod molluscs in the family Siliquariidae, the "slit worm shells" or "slit worm snails".Bouchet, P. (2012). Stephopoma Mörch, 1860. Accessed through: World Register of Marine Species at http: ...
'' Mørch, 1860 * ''
Stephopoma quincunx ''Stephopoma'' is a genus of sea snails, marine gastropod molluscs in the family Siliquariidae, the "slit worm shells" or "slit worm snails".Bouchet, P. (2012). Stephopoma Mörch, 1860. Accessed through: World Register of Marine Species at http: ...
'' (Barnard, 1963) * ''
Stephopoma roseum ''Stephopoma roseum'' is a species of sea snail, a marine gastropod mollusc in the family Siliquariidae ''Siliquariidae'' is a family of sea snails with unusual, very loosely coiled shells. These are marine gastropod molluscs in the clade Sor ...
'' ( Quoy and Gaimard, 1834) * ''
Stephopoma tricuspe ''Stephopoma'' is a genus of sea snails, marine gastropod molluscs in the family Siliquariidae, the "slit worm shells" or "slit worm snails".Bouchet, P. (2012). Stephopoma Mörch, 1860. Accessed through: World Register of Marine Species at http: ...
'' Mörch, 1861


References

* Rolán E., 2005. ''Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda''.


Further reading

* Powell A. W. B., ''New Zealand Mollusca'', William Collins Publishers Ltd, Auckland, New Zealand 1979 Siliquariidae {{Siliquariidae-stub