Polycera atra
MacFarland, 1905

Suborder: DORIDINA
Family: Polyceridae
Subfamily: Polycerinae


Cape Arago, Oregon to Baja California, Mexico (Behrens, 1991)


feeding on bryozoan Bugula, Shaw's Cove, Laguna Beach, California. Photo: Bruce Wight.

Characterised by its bluish black longitudinal lines and oblong yellow tubercles. Grows to about 20mm in length. Feeds on the arborescent bryozoan Bugula.

See Bruce Wight's message below for more photos.

• MacFarland, F.M. (1905). A preliminary account of the Dorididae of the Monterey Bay, California. Proceedings of the Biological Society of Washington, 18: 35-54
• 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.

Authorship details
Rudman, W.B., 2000 (July 4) Polycera atra MacFarland, 1905. [In] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/factsheet/polyatra

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