Atelomycterus marmoratus   (Anonymous [Bennett],  1830) (Fish)
Organism information awaits expert curation
Class: Elasmobranchii

Image copyrights: Randall, J.E.

Max. size: about 70 cm.

Color: grey above, white below, with numerous black bars and spots on back and sides, interspersed with large white spots to form a striking and conspicuous color pattern; fins with dark spots and blotches, dorsal conspicuously white-tipped.

A small shark. Body slender, head narrow; head with 5 pairs of small gill slits, the last 2 above the pectoral fin bases; nostrils without barbels, with greatly enlarged anterior nasal flaps, separated from each other by a very narrow space posteromedially and overlapping the mouth posteriorly; shallow nasoral grooves between nostrils and mouth but no perinasal grooves; mouth extending posteriorly behind front margins of eyes; labial furrows present on both jaws, very long and extending anteriorly to front of mouth; eyes horizontally elongated, in dorsolateral position, with weakly differentiated nictitating lower eyelids and shallow subocular pouches below them; snout short and narrowly rounded; teeth small and numerous, similar in both jaws and not bladelike, with a slender primary cusp and usually a cusplet on each side, not comb-like at rear of mouth; anterior teeth of upper jaw smaller than lateral teeth and gradually increasing in size toward the sides, not separated from the laterals by minute intermediate teeth. First dorsal fin about as large as the second, originating over pelvic fin midbases; second dorsal fin originating over first third of anal fin base; anal fin smaller than second dorsal; caudal fin short, asymmetrical, with a subte!rminal notch but with no lower lobe, and its lower origin well separated from anal fin. Caudal peduncle without keels or precaudal pits. Supraorbital crests present on cranium.

Dioecious, internal (oviduct) fertilization, nonguarders, open water/substratum egg scatterers. Oviparous, with single egg-cases laid per oviduct. Embryos feed solely on yolk.

Synonym (s)
Scyllium maculatum Gray, 1830
(Junior synonym)
Scyllium pardus Temminck, 1838
(Junior synonym)
Ateleomycterus marmoratum ([Bennett], 1830)
Atelomycterus marmoratum ([Bennett], 1830)
Scyllium marmoratum Anonymous [Bennett], 1830

Common Name (s)
• Dog Fish (English)
• Marbled Cat Shark (English)
• Udumbu Sravu (Malayalam)
• Udumban (Malayalam)
• Bolad (Marathi)
• Wagli (Marathi)
• Udambansura (Tamil)
• Kurangan-sura (Tamil)
• Udumban Sura (Tamil)
• Corungum Sorrah (Tamil)
Economic Importance and Threats
Importance:  Commercial
(Utilized fresh and dried-salted or processed for fishmeal and oil.)

Habitat:  Reef Associated
Trophic Level:  Secondary Consumer
IUCN Status:  Near Threatened



Literature Source(s)
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 5 Available at -
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • (2003) IUCN Red list of threatened species Available at -

Page last updated on:2011-01-01

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