Atagema Tristis
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''Atagema'' is a
genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
sea slug Sea slug is a common name for some Marine biology, marine invertebrates with varying levels of resemblance to terrestrial Slug, slugs. Most creatures known as sea slugs are gastropods, i.e. they are Sea snail, sea snails (marine gastropod moll ...
s, specifically
dorid ''Doridacea'' is a taxonomic grouping of dorid nudibranchs, shell-less marine gastropod mollusks.Bouchet P. & Rocroi J.-P. (Ed.); Frýda J., Hausdorf B., Ponder W., Valdes A. & Warén A. 2005''Classification and nomenclator of gastropod familie ...
nudibranch Nudibranchs () are a group of soft-bodied marine gastropod molluscs, belonging to the order Nudibranchia, that shed their shells after their larval stage. They are noted for their often extraordinary colours and striking forms, and they have b ...
s. They are marine
gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...
mollusc Mollusca is a phylum of protostome, protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant taxon, extant species of molluscs are recognized, making it the second-largest animal phylum ...
s in the
family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
Discodorididae Discodorididae is a Taxonomy (biology), taxonomic family (biology), family of sea slugs, specifically dorid nudibranchs, marine (ocean), marine gastropod mollusks in the superfamily Doridoidea.Bouchet, P. (2011). Discodorididae. Accessed through: ...
.Bouchet, P.; Gofas, S. (2013). Atagema Gray, 1850. In: MolluscaBase (2016). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=137659 on 2016-07-13


Species

Species so far described in this genus include: * '' Atagema alba'' (O'Donoghue, 1927) hunchback doris * '' Atagema albata'' (Burn, 1962) * '' Atagema anceps'' (Bergh, 1890) * '' Atagema boucheti'' Valdés & Gosliner, 2001 * ''
Atagema browni ''Atagema browni'' is a species of sea slug or dorid nudibranch, a marine gastropod mollusc in the family Discodorididae.Rosenberg, G. (2015)''Atagema browni'' T. E. Thompson, 1980.In: MolluscaBase (2015). Accessed through: World Register of Mar ...
'' T. E. Thompson, 1980 * '' Atagema carinata'' (Quoy & Gaimard, 1832) - type species * '' Atagema echinata'' (Pease, 1860) * '' Atagema gibba'' Pruvot-Fol, 1951 * ''
Atagema intecta ''Atagema intecta'' is a species of sea slug or dorid nudibranch, a marine gastropod mollusk in the family Discodorididae. Distribution This species was described from Sri Lanka. It is found in the tropical Indo-West Pacific The Indo- ...
'' (Kelaart, 1858) * ''
Atagema molesta ''Atagema molesta'' is a species of sea slug or dorid nudibranch, a marine gastropod mollusc in the family Discodorididae.Marshall, B.; Rosenberg, G. (2015)''Atagema molesta'' (M. C. Miller, 1989).In: MolluscaBase (2015). Accessed through: World ...
'' (M. C. Miller, 1989) * ''
Atagema notacristata ''Atagema'' is a genus of sea slugs, specifically dorid nudibranchs. They are marine gastropod molluscs in the family Discodorididae.Bouchet, P.; Gofas, S. (2013). Atagema Gray, 1850. In: MolluscaBase (2016). Accessed through: World Register of ...
'' Camacho-Garcia & Gosliner, 2008 * ''
Atagema ornata ''Atagema ornata'' is a species of sea slug or dorid nudibranch, a marine gastropod mollusc in the family Discodorididae. It has been considered to be synonymous with '' Atagema intecta'' by some authors. Distribution This species was describe ...
'' (Ehrenberg, 1831) * ''
Atagema osseosa ''Atagema osseosa'' is a species of sea slug or dorid nudibranch, a marine gastropod mollusk in the family Discodorididae. Distribution This species is found in the tropical Indo-West Pacific Ocean, with records at least from the coasts of Indi ...
'' Kelaart, 1859 * ''
Atagema rugosa ''Atagema rugosa'', the rugby-ball dorid, is a species of dorid nudibranch, a marine gastropod mollusc in the family Discodorididae. Distribution This species was described from Cap l'Abeille, near Banyuls-sur-Mer, France. It has been reported ...
'' Pruvot-Fol, 1951
rugby-ball dorid ''Atagema rugosa'', the rugby-ball dorid, is a species of dorid nudibranch, a marine gastropod mollusc in the family Discodorididae. Distribution This species was described from Cap l'Abeille, near Banyuls-sur-Mer, France. It has been reported ...
, spined dorid * ''
Atagema scabriuscula ''Atagema'' is a genus of sea slugs, specifically dorid nudibranchs. They are marine gastropod molluscs in the family Discodorididae.Bouchet, P.; Gofas, S. (2013). Atagema Gray, 1850. In: MolluscaBase (2016). Accessed through: World Register of ...
'' (Pease, 1860) * ''
Atagema sobanovae ''Atagema'' is a genus of sea slugs, specifically Doridoidea, dorid nudibranchs. They are marine (ocean), marine gastropod molluscs in the family (biology), family Discodorididae.Bouchet, P.; Gofas, S. (2013). Atagema Gray, 1850. In: MolluscaBase ...
'' (Innabi et al., 2023) * '' Atagema spinosa'' (Risbec, 1928) *'' Atagema spongiosa'' (Kelaart, 1858) * '' Atagema triphylla'' (Bergh, 1892) * '' Atagema tristis'' (Alder & Hancock, 1864) ;Species inquerenda: * ''Atagema africana'' Pruvot-Fol, 1953 ;synonyms: * ''Atagema hispida'' (d'Orbigny, 1834): synonym of '' Diaulula hispida'' (d'Orbigny, 1834) * ''Atagema prea'' (Ev. Marcus & Er. Marcus, 1967) is a synonym of ''
Sclerodoris prea ''Sclerodoris prea'' is a species of sea slug, a dorid nudibranch, shell-less marine (ocean), marine opisthobranch gastropod mollusc in the family Discodorididae.Rosenberg, G. (2015). Sclerodoris prea. In: MolluscaBase (2015). Accessed through: W ...
'' (Ev. Marcus & Er. Marcus, 1967) * ''Atagema quadrimaculata'' Collier, 1963: synonym of ''Atagema alba'' (O'Donoghue, 1927)


References

{{Taxonbar, from=Q1189929 Discodorididae Taxa named by John Edward Gray Gastropod genera