Heterodontus mexicanus

Taylor & Castro-Aguirre, 1972

Mexican hornshark
Classification: Elasmobranchii Heterodontiformes Heterodontidae

Reference of the original description

Taylor, L.R. & Castro-Aguirre, J.L. (1972)
Heterodontus mexicanus, a new horn shark from the Golfo de California. Anales de la Escuela Nacional de Ciencias Biologicas México, 19, 123–143

Types
Heterodontus mexicanus
Holotype: SIO: 70-90; Paratype: LACM: 6853-36; LACM: 48666-20? (old: W52-45); LACM: 8825-3; LACM: 6552-3; SIO: 70-90; SIO: 69-315; SIO: 65-305; SIO: 65-257; SIO: 65-250; SIO: 64-19; SIO: 62-236; SIO: 60-112; SIO: 59-101; UCLA: 58-46; UCLA: 50-43; UCLA: 52-45; UCLA: 55-95;

Description :

Citation: Heterodontus mexicanus Taylor & Castro-Aguirre, 1972: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 11/2025

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Heterodontus mexicanusTaylor & Castro-Aguirre, 1972, © Centro Interdisciplinario de Ciencias Marinas (CICIMAR-IPN) http://coleccion.cicimar.ipn.mx

Common names
spa

Dormilón búfalo, spa

Gata,

Tiburón cornudo, spa

Tiburón perro, spa

Tiburón toro, $fra $T$$ Requin dormeur buffle, eng

Mexican horn shark, eng

Mexican hornshark

Distribution
Eastern Pacific: Mexico and from Costa Rica to Colombia, probably Ecuador and Peru [531] Source: www.gbif.org

Human uses
fisheries: subsistence fisheries

Biology
Oviparous [733]. Distinct pairing with embrace [17086]. Found on littoral continental waters, on rocky and sandy areas from close inshore down to at least 20 to 50 m depth. Also found on seamounts. Reported to reach 165 cm (Ref. 37955). Feeds on crabs and demersal fishes including midshipman (Porichthys, Batrachoididae) [531].

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

Habitat
demersal; marine; depth range 0 - 50 m (Ref. 54547)

Remarks
shark-references Species-ID=2783;

Parasites (arranged by Jürgen Pollerspöck)
Cestoda