Polycerella emertoni
Verrill, 1880

Suborder: DORIDINA
Family: Polyceridae
Subfamily: Polycerinae


Atlantic coast of America from Massachusetts, USA to Sao Paulo, Brazil. Also Mediterranean, southern Spain.


Mississippi Sound, USA., on Bugula neritina. PHOTO: Eric Pederson.

Grows to a maximum of 5mm. reported to feed on arborescent bryozoans such as Zoobotryon sp., Bowerbankia gracilis, Amathia distans and reported below on Bugula neritina.

See messages below.

•Behrens, D.W. & Gosliner,T. M. (1988) The first record of Polycerella verrilli, 1881, from the Pacific, with the description of a new species. The Veliger 30(3): 319-324.[ Polycerella glandulosa]
•Garcia, J.C. & Bobo, A. (1986) Un nuevo doridaceo para el litoral Iberico: Polycerella emertoni Verrill (1880) 1881 (Gastropoda: Nudibranchia). Bolletino Malacologico, 22(1-4): 49-56.
•Franz, D.R. & Clark, K.B. (1972) A discussion of the systematics, reproductive biology and zoogeography of Polycerella emertoni and related species. (Gastropoda: Nudibranchia). The Veliger, 14: 265-268.
•Marcus, Er. (1957) On Opisthobranchia from Brazil (2). Journal of the Linnean Society of London, Zoology 43(292) : 390-486. [Polycerella conya]
•Marcus, E. & Marcus, Er. (1960) Opisthobranchs from American Atlantic warm waters. Bulletin of Marine Science of the Gulf and Caribbean, 10(2) : 129-203. [Polycerella conya]
•Marcus, E. (1976) Marine euthyneuran gastropods from Brazil (3). Studies of the Neotropical Fauna and Environment, 11: 5 - 23. [P. conya = P. recondita = P. emertoni]
•Verrill, A.E. (1880) Notice of recent additions to the marine invertebrata, of the northeastern coast of America, with descriptions of new genera and species and critical remarks of others. Part II. Mollusca, with notes on Annelida, Echinodermata, etc., collected by the United States Fish Commission. Proceedings of the United States National Museum, 22:, 381-393, 356-360. [Polycerella emertoni]

Authorship details
Rudman, W.B., 2000 (January 25) Polycerella emertoni Verrill, 1880. [In] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/factsheet/polyemer

Related messages

  1. Re: Polycerella emertoni
    From: Eric Pederson, February 23, 2000
  2. Another photo of Polycerella
    From: Eric Pederson, February 18, 2000
  3. Mystery animal is Polycerella emertoni?
    From: Eric Pederson, January 25, 2000
  4. Nudibranchs? on Bryozoan
    From: Eric Pederson, January 5, 2000

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