Echinorhinus cookei

Pietschmann, 1928


Prickly shark
Classification: Elasmobranchii Echinorhiniformes Echinorhinidae

Reference of the original description
Pietschmann, V. (1928)
Neue Fischarten aus dem Pazifischen Ozean. Anzeiger der Akademie der Wissenschaften in Wien, 65(27), 297–298

Image of the original description
No image in first description.

Synonyms / new combinations and misspellings
Echinorhinus cf. cookei

Types
Echinorhinus cookei
Neotype: NMNZ: P02774;

Images of types

Description :


Citation: Echinorhinus cookei Pietschmann, 1928: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 11/2024

Please send your images of "Echinorhinus cookei" to info@shark-references.com

Echinorhinus cookei Pietschmann, 1928, Isla del Coco National Park between 2010 and 2019 © Undersea Hunter Group
Common names
spa Tiburon negroespinoso, spa Tiburón espinoso negro, spa Tiburón negro, spa Tiburón negro espinoso, fra \(T\) Squale bouclé du Pacifique, eng Cooks bramble shark, eng Prickly shark

Short Description
The prickly shark Echinorhinus cookei has thorn-like denticles on body which are moderately large (single denticles up to about 4mm in basal diameter in adults), numerous, regularly distributed, with scalloped basal margins, and never fused into compound plates. Grayish brown in color, with black distal fin margins; white around mouth and on ventral surface of snout. Tooth count 21-23/20-22. Total vertebrae 89; precaudal 59. As with the other member of the family Echinorhinidae, it has a relatively short snout and stout body; two small spineless dorsal fins, close together, towards posterior part of body and originating behind pelvic fin origin. No anal fin and subterminal notch on caudal fin. Small spiracles, very short labial furrows and teeth on both jaws alike, with a central oblique bladelike cusps with up to 3 cusplets on each side (absent in juveniles) [518] [1388].

Distribution
Western Pacific: Japan [1388], Taiwan, Palau, Australia [1388] and New Zealand. Eastern Pacific: Hawaii, USA, Gulf of California, and from Costa Rica to Peru and Chile [544]. Also reported in Nicaragua [20071]. Source: www.gbif.org

Human uses
fisheries: minor commercial; price category: not marketed/unknown; price reliability:

Biology
Presumably ovoviviparous [1388] with up to 114 in a litter [578].Distinct pairing with embrace [17086]. Size at birth 40-45 cm. Some males mature by 198 cm; females mature between 250 and 300 cm [1388]. Found on the continental shelf and slope (Ref. 75154).

Size / Weight / Age
400 cm TL (male/unsexed; [518])

Habitat
benthopelagic; marine; depth range 11 - 1100 m [578], usually 70 - ? m [1388]

Dentition


Links: SEM-images of teeth

Remarks
shark-references Species-ID=2064;

copyright by: Undersea Hunter Group