Thysanophrys chiltonae   Schultz,  1966 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Randall, J.E.

Size: 18-23 cm.

Color: Body grayish or light tan above, pale below, with 4 or 5 dark bands crossing back. Spinous dorsal fin pale, with a broad black band near margin; caudal fin with several vertical dark bands.

Body elongate with head moderately depressed. Iris lappet of eye with finger-like or branched lobes; snout long, greatest diameter of eye 1.5 or more times in distance from front of orbital to tip of lower jaw; top of head with spines and bony ridges; bony ridge crossing cheek below eye with 4 or more spines; preocular spine single; preopercular spines usually 2 or 3; gillrakers on first arch 1 plus 5 or 6; interopercular membrane with a distinct notch in margin behind preopercular spines. Second dorsal fin with 11 soft rays; anal fin usually with 12 rays; pectoral fins with 19 to 21 rays. Pored lateral line scales 50 to 57, anterior 2 to 4 scales bearing a small spine. Scales rows slanting downward and backward above lateral line above lateral line about the same number as the pored lateral line scales.

Synonym (s)
Inegocia chiltonae (Schultz, 1966)
(senior synonym)
Cociella chiltonae (Schultz, 1966)
(senior synonym)
Platycephalus chiltonae (Schultz, 1966)
(senior synonym)
Thysanophrys chiltoni Schultz, 1966
(senior synonym)
Thysanophrys cluitouse Schultz, 1960
(senior synonym)

Common Name (s)
• Longsnout flathead (English)
Economic Importance and Threats
Importance:  Commercial
(Caught primarily by hook and line and by spear fisherman.)

Habitat:  Reef Associated, Sandy
Trophic Level:  Secondary Consumer
Prey:  Crustaceans, crabs, prawns and fishes.


• Tamil Nadu, Gulf of Mannar INDIA
• Andaman and Nicobar Islands, South Andaman, Neil Island INDIA
• Andhra Pradesh, Off Visakhapatnam (Lat: 17.73) (Long: 83.55) INDIA (Record: 04/1989-03/1990) (Depth: 50 mts)

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 3 Available at -
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -
  • (2011) Animal discoveries 2010 Zoological Survey of India 1-107 Available at -
  • Sujatha, K (1995) Finfish constituents of trawl by-catch off Visakhapatnam Fishery Technology Society of Fisheries Technologists 32(1) 56-60 Available at - NIO, Goa

Page last updated on:2011-12-30

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