Orectolobus hutchinsi

Last, Chidlow & Compagno, 2006

Western wobbegong
Classification: Elasmobranchii Orectolobiformes Orectolobidae

Reference of the original description
Last, P.R. & Chidlow, J.A. & Compagno, L.J.V. (2006)
A new wobbegong shark, Orectolobus hutchinsi n. sp. (Orectolobiformes: Orectolobidae) from southwestern Australia. Zootaxa, 1239, 35–48

Image of the original description
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Description :

Citation: Orectolobus hutchinsi Last, Chidlow & Compagno, 2006: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 07/2024

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Orectolobus hutchinsi Last, Chidlow & Compagno, 2006 (ERB 1098), male, 69, 5 cm TL, Australia © Frederik H. Mollen (Elasmobranch Research Belgium)
Common names
eng Western wobbegong

Short Description
Diagnosis: A moderate-sized species with the following characters: yellowish-brown when fresh with well-defined, darker brown saddles; absence fo white spots, blotches or reticulations on the fins and body; nasal barbel bilobed; postspiracular lobes are simple, reduced or rudimentary; distance across preorbital lobe group 1.2-1.3 times interspace between preorbital group and postspiracular lobe, 13-15 times base length of anterior postspiracular lobe; base of anterior postspiracular lobe 11-12 in its distance from postorbital group, 4.9-7 in its distance from posterior postspiracular lobe; mouth width 4.7-10.2 times preoral distance; warty tubercles absent on back of adult; juveniles with rows of elevated denticles or poorly defined warty tubercles on back; dorsal fins raked posteriorly; first dorsal fin over rear half of pelvic -fin bases; interdorsal space 0.38-0.56 times anal-fin base length; anal-fin inner margin 0.8-1.1 times anal-fin posterior margin; teeth in upper jaw 25-27, those in the medial row at symphysis rudimentary; spiral valve turns 26-28; monospondylous centra 48-50 (Ref. 58024).

Eastern Indian Ocean: Western Australia. Sympatric with O. maculatus and O. ornatus.

Size / Weight / Age
149 cm TL (male/unsexed; (Ref. 58024))

demersal; marine; depth range 0 - 106 m (Ref. 58024), usually 0 - 79 m (Ref. 58024)

shark-references Species-ID=4352;

Parasites (arranged by Jürgen Pollerspöck)
  • Kudoa hemiscylli Gleeson, Bennett & Adlard, 2010 [21484]