Polycera atra
MacFarland, 1905

Order: NUDIBRANCHIA
Suborder: DORIDINA
Superfamily: ANADORIDOIDEA
Family: Polyceridae
Subfamily: Polycerinae

DISTRIBUTION

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

PHOTO

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.

Reference:
• 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

Related messages

  1. Re: Polycera atra from California
    From: Wesley M.Farmer, July 1, 2008
  2. Polycera atra from California
    From: Clinton Bauder, November 5, 2007
  3. Polycera atra - feeding juveniles
    From: Bruce Wight, August 3, 2007
  4. Polycera atra - mating juveniles
    From: Michael Jimenez, June 11, 2005
  5. Polycera atra from California
    From: Chris Grossman, July 12, 2004
  6. Polycera atra(?) from California
    From: Daniel Geiger, September 20, 2002
  7. Re: Polycera atra(?) from California
    From: Dave Behrens, September 20, 2002
  8. Photos of Polycera atra
    From: Bruce Wight, July 7, 2000
  9. Polycera atra? juvenile
    From: Bruce Wight, July 5, 2000

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