Callyodon pectoralis   (Valenciennes)  1840 (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Perciformes
Family:Scaridae

Image copyrights: The Nature Conservation and Aquatic Sciences Service

Description
Size: 158-350 mm

Color: Pale yellowish with a dark area dorso-anteriorly above a level of lower edge of eye from top of snout extending on body to below 7th dorsal spine. Lips yellowish. Dorsal fin pale yellowish, bluish distally, the two colors defined by a submarginal dusky line. Anal fin pale yellowish basally, broadly bluish distally with a median dusky line. Caudal yellowish, upper and lower edges of the fin darker. Pectoral pale hyaline, median rays slightly darker. Ventral pale yellowish.

Head 2.9 in standard length, 3.7 in total length. Depth of body 2.7 in standard length, 3.5 in total length. Eye diameter 6.3 in head, 2.6 in snout and 2.0 in convex interorbital space. Cheek with 2 series of scales and 3 scales on preopercle flange. Teeth greenish, lips rather narrow, no canines. Nostrils small, the posterior about 3/4 eye diameter before eye. Dorsal fin spines subequal, about 2 eye diameter and equal to rays. Anal slightly deeper than dorsal. Both fins pointed behind. Pectorals half length of snout shorter than head or somewhat longer. Ventrals pointed, slightly more than post orbital part of head. Upper and lower lobes of caudal falcate and produced. Caudal fin lobes slightly extended.
Number of spines and rays in the dorsal fin: IX, 10; number of spines and rays in the anal fin: III, 9; number of rays in the pectoral fin: ii, 13; number of spines and rays in the ventral fin: I, 5; number of scale rows along the lateral line: 24; number of horizontal scale rows usually counted from origin of the dorsal fin to the lateral line and from anal origin to the lateral line: 2+1+6½.

Remarks: Values in above description denote proportions.


Synonym (s)
Scarus pectoralis Cuvier and Valenciennes 1839
Callyodon cyanognathus Smith 1959
Callyodon lazulinus Smith 1956
Callyodon pectoralis de Beaufort 1940
Scarus cyanognathos Bleeker 1849
Pseudoscarus cyanognathos Bleeker 1862
Pseudoscarus cyanognathus Gunther 1866
Pseudoscarus pectoralis Guichenot 1865
Pseudoscarus pectorails Klunzinger 1871
Callyodon lazulinus Jordan and Seale 1906
Pseudoscarus pectoralis Gunther 1909
Pseudoscarus pectorails M. Weber 1913
Pseudoscarus cyanognathus M. Weber
Callyodon pectoralis Fowler and Bean 1928
Callyodon cyanognathus Fowler 1928
Callyodon pectoralis Fowler 1938

Common Name (s)
• Chandi
Economic Importance and Threats

Ecology

Biogeography


• Lakshadweep, Agatti INDIA (Record: 1980)
• Lakshadweep INDIA (Record: 1980)
• Red Sea (Record: 1980)
• SEYCHELLES (Record: 1980)

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna Available at - http://www.reefindia.org/
  • Jones, S and Kumaran, M (1980) Fishes of the Laccadive Archipelago The Nature Conservation and Aquatic Sciences Service, Trivandrum, Kerala 760 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
  • Beaufort, LF (1940) The fishes of the Indo-Australian Archipelago A. J. Reprints agency, Karol Bagh, New Delhi 8 508 pp Available at - NIO, Goa

Page last updated on:2009-12-21

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