Glossodoris semeion   Winckworth,  1946 (Sea Slug)
Organism information awaits expert curation
Class: Gastropoda

Max. size: 35 x 7 and 34 x 8 mm

Color: Notum is pale green, with dark blue or black spots, more or less rounded, scattered over the dorsal surface. The margin is deep yellow. The dorsal surface of the tail is white with dark blue spots and the extreme tip yellow. The rhinophores are closely perfoliate, with orange foliations and white bases. The branchiae are eight or nine, occasionally ten, in number, simply pinnate, white with orange tips and an orange bar on the upper part of the outside of the rhachis : they are not open behind. The under surface of the mantle is white, the edge showing the yellow band. The thick oral tentacles are white. The foot is grooved in front; the sole is white, but on each side of the foot is a series of small dark blue spots.

The radula consists of bifid teeth with 5 accessory denticles. Formula: 70 x 75.0.75. The buccal armature has simple stoutish elements. The orange and yellow pigments form a different group from the blue pigments.

Synonym (s)

Common Name (s)
Economic Importance and Threats



• Maharashtra, Mumbai INDIA (Record: 09/1944-05/1945)

Literature Source(s)
  • Winckworth, HC (1946) Glossodoris from Bombay Journal of Molluscan Studies Malacological Society of London 26(6) 155-160 Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -

Page last updated on:2010-12-01

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