Ceratosoma trilobatum   (J. E. Gray,  1827) (Sea Slug)
Organism information awaits expert curation
Class: Gastropoda

Image copyrights: Bill Rudman

Size: Max length 10.0 cm TL (male)

Color: The background color can vary from pale green to orange-red or brown. There are usually small yellow or orange spots and the edge of the mantle, and sometimes the foot, is bordered with a broken or continuous purple line.

It is characterized by having only one large lateral lobe on each side of the body, just anterior to the gills. There is usually a ridge joining each lateral lobe to the anterior head lobe.

Similar species: Ceratosoma tenue and Ceratosoma gracillimum

Synonym (s)
Ceratosoma cornigerum Eliot, 1913
(Junior synonym)
Ceratosoma cornigerum (Adams & Reeve, 1848)
Ceratosoma francoisi Rochebrune, 1894
Doris trifida J. E. Gray, 1850
Doris trilobata Gray, 1827
Polycera cornigera Adams & Reeve in Adams, 1848

Common Name (s)
Economic Importance and Threats

Habitat:  Demersal


• Arabian Sea
• Andaman and Nicobar Islands, Ritchies Archipelago INDIA

Literature Source(s)
  • Ramakrishna; Sreeraj, CR; Raghunathan, C; Sivaperuman, C; Yogesh Kumar, JS; Raghuraman, R; Immanuel, T and Rajan, PT (2010) Guide to Opisthobranchs of Andaman and Nicobar Islands ZSI, Kolkata 187 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Sealifebase Available at - http://www.sealifebase.org/
  • (1998) Sea Slug Forum Australian Museum Available at - http://www.seaslugforum.net/
  • (2011) Animal discoveries 2010 Zoological Survey of India 1-107 Available at - http://zsi.gov.in/right_menu/Animal_disc/Animal%20Discovery%202010.pdf

Page last updated on:2011-08-24

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