Goniobranchus rubrocornutus is a species of colourful sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Chromodorididae.Bouchet, P. (2012). Goniobranchus rubrocornutus. Accessed through: World Register of Marine Species on 2012-05-07
Distribution This marine species occurs in the Western Pacific. It was described from Hong Kong. It has been reported from American Samoa, the Marshall Islands and the Philippines.Rudman, W.B., 2000 (December 30) Chromodoris rubrocornuta Rudman, 1985. [In] Sea Slug Forum. Australian Museum, Sydney.Rudman W.B. & Darvell B.W. (1990) Opisthobranch molluscs of Hong Kong: Part 1. Goniodorididae, Onchidorididae, Triophidae, Gymnodorididae, Chromodorididae (Nudibranchia). Asian Marine Biology 7: 31-79. page(s): 56
Description Goniobranchus rubrocornutus is a chromodorid nudibranch with a semi-translucent white mantle and coloured margin. In this species there is an irregular white band, then a broken red marginal band and a broad yellow band at the edge of the mantle. The rhinophores and gills are translucent red. The body reaches a length of 15 mm.Debelius, H. & Kuiter, R.H. (2007) Nudibranchs of the world. ConchBooks, Frankfurt, 360 pp. page(s): 164Gosliner, T.M., Behrens, D.W. & Valdés, Á. (2008) Indo-Pacific Nudibranchs and seaslugs. A field guide to the world's most diverse fauna. Sea Challengers Natural History Books, Washington, 426 pp. page(s): 221
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