''Polycera atra'', common name orange-spike polycera or sorcerer's sea slug, is a species of sea slug, a nudibranch, a

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 in the family Polyceridae.

Distribution

This species of polycerid nudibranch was described from California.MacFarland, F. M., 1966. Studies of opisthobranchiate mollusks of the Pacific coast of North America. Memoirs of the California Academy of Sciences, 6: 1-546, pls. 1-72.

Description

The body of ''Polycera atra'' is translucent white with longitudinal black lines interspersed with rows of raised yellow spots. The oral veil has 4-8 tapering yellow-tipped papillae.Rudman, W.B., 2000 (July 4
''Polycera atra'' MacFarland, 1905.
n/nowiki> Sea Slug Forum. Australian Museum, Sydney.

Ecology

''Polycera atra'' feeds on the bryozoan ''Bugula''.

References

Polyceridae Gastropods described in 1905 {{Polyceridae-stub