Squalus edmundsi

WHITE, LAST & STEVENS, 2007


Edmund's spurdog
Classification: Elasmobranchii Squaliformes Squalidae

Reference of the original description
WHITE, W.T. & LAST, P.R. & STEVENS, J.D. (2007)
Part 7 - Two new species of Squalus of the mitsukurii group from the Indo-Pacific. CSIRO Marine and Atmospheric Research Paper, 14: 71–81

Image of the original description

Lateral view of Squalus edmundsi sp. nov. holotype (CSIRO H 2566–01, adult male 614 mm TL). In: WHITE, W.T. & LAST, P.R. & STEVENS, J.D. 2007 Part 7 - Two new species of Squalus of the mitsukurii group from the Indo-Pacific. CSIRO Marine and Atmospheric Research Paper, 14: 71-81

Synonyms / new combinations and misspellings
Squalus cf. edmundsi



Description :


Citation: Squalus edmundsi WHITE, LAST & STEVENS, 2007: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 12/2018

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Ventral view of the head of Squalus edmundsi sp. nov. holotype (CSIRO H 2566–01, adult male 614 mm TL).In: WHITE, W.T. & LAST, P.R. & STEVENS, J.D. 2007 Part 7 - Two new species of Squalus of the mitsukurii group from the Indo-Pacific. CSIRO Marine and Atmospheric Research Paper, 14: 71-81
Common names
eng Edmund"s spurdog, eng Indonesian highfin spurdog

Short Description
This moderate-sized species of the ?mitsukurii group? has the following set of characters: moderately elongate body, depth 9.9-11.5% TL; narrowly triangular snout, moderately long, preoral length 2.0-2.44 times the horizontal prenarial length, 10.3-10.8% TL, mouth width 1.56-1.81 (1.73) times the horizontal prenarial length; pre-first dorsal length 27.7-30.0 (28.5)% TL; pre-second dorsal length 60.2-62.9 (61.3)% TL; interdorsal space 23.5-25.6 (24.7)% TL; weakly bifurcated anterior nasal flap; first dorsal fin large, upright, first dorsal-fin height 7.0-8.0% TL; first dorsal-fin spine strong, upright and broad-based; second dorsal-fin spine long, moderately broad-based; prepectoral length 21.9-23.1 (22.6)% TL; pelvic-caudal space 25.0-26.7 (25.9)% TL; pectoral fin of adult individuals not falcate; pectoral-fin inner margin relatively short, 6.4-7.1% TL; caudal bar is oblique, extending along base of lower lobe to caudal fork, less than 0.1-0.2 of posterior margin of upper lobe, upper caudal fringe narrow, with a large dark saddle, distinctly closer to tip of lobe than its base; flank denticles are strongly tricuspidate; monospondylous centra 43-44, precaudal centra 86-91, total centra 1130-120 [3333].

Distribution
Eastern Indian Ocean: Western Australia and Indonesia. Source: www.gbif.org

Size / Weight / Age
70.0 cm TL (male/unsexed; [3333]); 86.6 cm TL (female)

Habitat
pelagic-oceanic; marine; depth range 204 - 850 m [3333], usually 300 - 500 m [3333]

Remarks
shark-references Species-ID=6749;