Corythoichthys corrugatus   Weber,  1913 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Size: 6.5 cm.

Color: Alternating dark and light brown transverse bands corresponding with the rings, on the tail the light bands are gaining in size posteriorly. Head darkish, with an indication of irregular light bands, snout with dark points.

Body rather stout, the ventral crista prominent, heptagonal. Tail tetragonal, more than 2 1/2 times as long as trunk. All the shields corrugated as also the head, all the edges on head and shields prominent and finely serrated or corrugated. Inter-medial shields (scutella) wanting. Head 10 times in length, nearly three times in length of trunk. Snout short, one third longer than diameter of eye and slightly shorter than postorbital part of head, its dorsal surface deeply concave, abruptly rising to orbital part of head, which is prominent. Median line of snout with a series of isolated spines, which are continued as a low crest on the concave, very narrow interorbital space, a low somewhat scalloped crest on occiput and nape. In front of each nostril a prominence with about four spines. Orbital borders denticulated, from their dorsal middle a curved, denticulated ridge runs to ends of occiput. Similar ridges below orbitae and on lower surface of snout, which forms a straight lines with the lower surface of head. Operculum with a complete denticulated longitudinal keel and radiating lines. Superior cristae of trunk continued to end of dorsal but not continuous with the superior cristae of tail, these proceed anteriorly to the frontborder of the last ring of trunk. Inferior cristae of trunk and tail continuous. Median cristae of trunk ending at front border of first tail-ring, their end situated below anterior end of superior cristae of tail. Base of dorsal not elevated. Pectorals and anal very small as also the caudal, which is truncated.

Synonym (s)
Bhanotia corrugatus Hora, 1925

Common Name (s)
Economic Importance and Threats



• Andaman and Nicobar Islands, Andaman Islands (Lat: 12.5) (Long: 92.75) INDIA

Literature Source(s)
  • Herre, AWCT (1938) A list of the fishes known from the Andaman Islands Memoirs of the Indian Museum The Manager of Publications, Delhi 13 331-403 Available at - NIO, RC, Kochi
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Weber, M; Beaufort, LF (1922) The fishes of the Indo-Australian Archipelago Print times, Pataudi house, Daryaganj, New Delhi 4 410 pp Available at - NIO, Goa

Page last updated on:2011-05-24

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