Risbecia pulchella   (Ruppell & Leuckart,  1828) (Sea Slug)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Mollusca
Class: Gastropoda
Order:Nudibranchia
Family:Chromodorididae

Image copyrights: Bill Rudman

Description
Size: Max length 11.0 cm TL (male)

Color: The opaque creamy white mantle, marked by a bluish purple tinge in irregular areas on the mantle and sides of the foot. All the dorsal surface of the mantle and the foot is covered with yellowish orange spots of irregular shape and different sizes. The mantle margin is fringed with a thin border of bright bluish violet. The rhinophores are blue. The gills are simple and creamy yellow with an orange colored line.

The gills are often branched and wave rhythmically from side to side. The front part of mantle has an inward curving typical to this species.

Similar species: Risbecia imperialis, Risbecia ghardaqana and Chromodoris annulata.


Synonym (s)
Chromodoris pulchella (Ruppell & Leuckart, 1828)
Doris pulchella Ruppell & Leuckart, 1828
(Basionym)

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Demersal

Biogeography


• Andaman and Nicobar Islands, Ritchies Archipelago INDIA
• Andaman and Nicobar Islands, Mayabunder INDIA
• Red Sea

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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