Atagema
Encyclopedia
Atagema is a genus
of sea slug
s, specifically dorid
nudibranch
s. They are marine
gastropod molluscs in the family
Discodorididae
.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of sea slug
Slug
Slug is a common name that is normally applied to any gastropod mollusc that lacks a shell, has a very reduced shell, or has a small internal shell...
s, specifically dorid
Doridoidea
Doridoidea, commonly known as dorid nudibranchs, are a taxonomic superfamily of medium to large, shell-less sea slugs, marine gastropod mollusks in the clade Doridacea, included in the clade Nudibranchia....
nudibranch
Nudibranch
A nudibranch is a member of what is now a taxonomic clade, and what was previously a suborder, of soft-bodied, marine gastropod mollusks which shed their shell after their larval stage. They are noted for their often extraordinary colors and striking forms...
s. They are marine
Marine (ocean)
Marine is an umbrella term. As an adjective it is usually applicable to things relating to the sea or ocean, such as marine biology, marine ecology and marine geology...
gastropod molluscs in the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
Discodorididae
Discodorididae
Discodorididae is a taxonomic family of sea slugs, specifically dorid nudibranchs, marine gastropod mollusks in the superfamily Doridoidea. Species in this family belong to the cryptobranch dorid nudibranchs, i.e. they are able to retract their gills into a gill pocket . Most are small and hard to...
.
Species
Species so far described in this genus include,:- Atagema alba (O'Donoghue, 1927) hunchback doris
- Atagema carinata Quoy & Gaimard, 1832
- Atagema gibba Pruvot-FolAlice Pruvot-FolAlice Pruvot-Fol was a French opisthobranch malacologist.She was the author of many new species, mostly described on the basis of preserved animals....
, 1951 - Atagema intecta Kelaart, 1858
- Atagema osseosa Kelaart, 1859
- Atagema prea Ev. Marcus & Er. Marcus, 1967
- Atagema quadrimaculata Collier, 1963
- Atagema rugosa Pruvot-FolAlice Pruvot-FolAlice Pruvot-Fol was a French opisthobranch malacologist.She was the author of many new species, mostly described on the basis of preserved animals....
, 1951 rugby-ball doridRugby-ball doridThe rugby-ball dorid, Atagema rugosa, is a species of dorid nudibranch. It is a marine gastropod mollusc in the family Discodorididae.-Distribution:...
, spined dorid - Atagema spongiosa Kelaart, 1858