Phyllidia varicosa   Lamarck,  1801 (Sea Slug)
Organism information awaits expert curation
Class: Gastropoda

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Size: 3.5-9.7 cm length; width 1.3-3.3 cm

Body is firm, (3-6) longitudinal, tuberculate notal ridges on the dorsum. The ridge and bases of the tubercles are blue-grey in color. Tubercles are capped in yellow. The foot sole possesses a black longitudinal foot stripe. The rhinophoral clavus possesses 27-30 lamellae.

Similar species: Bohadschia graffei juvenile

Synonym (s)
Phyllidia quinquelineata Blainville, 1816
Phyllidia arabica Ehrenberg, 1831
Phyllidia borbonica Cuvier, 1804
Phyllidia fasciolata Bergh, 1869
Phyllidia honloni Risbec, 1956
Phyllidia trilineata Cuvier, 1804

Common Name (s)
Economic Importance and Threats

Habitat:  Reef Associated, Demersal


• Lakshadweep (Lat: 8) (Long: 75) INDIA
• Gujarat, Gulf of Kachchh INDIA
• Karnataka, Netrani Island (Lat: 14.01) (Long: 74.33) INDIA (Record: 08/05/2006) (Depth: -12 mts)
• Tamil Nadu, Gulf of Mannar INDIA
• Andaman and Nicobar Islands INDIA
• Andaman and Nicobar Islands, Ritchies Archipelago INDIA
• Andaman and Nicobar Islands, Rutland Island INDIA

Literature Source(s)
  • Rao, DVS (2005) Comprehensive review of the records of the biota of the Indian Seas and the introduction of non-indigenous species Aquatic Conservation: Marine and Freshwater Ecosystems John Wiley and Sons, Ltd. 15(2) 117-146 Available at -
  • Yonow, N; Anderson, CR and Susan, B (2002) Opisthobranch molluscs from the Chagos Archipelago, central Indian Ocean Journal of Natural History Taylor and Francis 36 831-882
  • Tan, KS and Kastoro, WW (2004) A small collection of gastropods and bivalves from the Anambas and Natuna Islands, south China Sea The Raffles Bulletin of Zoology 11 47-54
  • Brunckhorst, DJ (1993) The systematics and phylogeny of phyllidiid nudibranchs (Doridoidea) Records of the Australian Museum Supplement 16 1-107 Available at - Zoological Records
  • Allen, GR (2005) Reef fishes of northwestern Madagascar RAP Bulletin of Biological Assessment 31 39-48
  • Opisthobranchs from the Mediterranean Sea and elsewhere Available at -
  • Zacharia, PU; Krishnakumar, PK; Dineshbabu, AP; Vijayakumaran, K; Rohit, P; Thomas, S; Sasikumar, G; Kaladharan, P; Durgekar, RN and Mohamed, KS (2008) Species assemblage in the coral reef ecosystem of Netrani Island off Karnataka along the southwest coast of India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin, India 50(1) 87-97 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • PBase Available at -
  • 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
  • Sealifebase Available at -
  • (2011) Animal discoveries 2010 Zoological Survey of India 1-107 Available at -

Page last updated on:2011-08-24

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