''Halgerda gunnessi'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

sea slug Sea slug is a common name for some marine invertebrates with varying levels of resemblance to terrestrial slugs. Most creatures known as sea slugs are gastropods, i.e. they are sea snails (marine gastropod mollusks) that over evolutionary t ...

, a dorid nudibranch, a shell-less

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 ...

in the family Discodorididae.

Distribution

This species was described from Western Australia.Rudman, W.B., 2001 (October 10) ''Halgerda gunnessi'' Fahey & Gosliner, 2001. [In
/nowiki> Sea Slug Forum. Australian Museum, Sydney.">n">Rudman, W.B., 2001 (October 10) ''Halgerda gunnessi'' Fahey & Gosliner, 2001. [In
/nowiki> Sea Slug Forum. Australian Museum, Sydney./ref>

References

Discodorididae Gastropods described in 2001 {{Discodorididae-stub