Bathyraja griseocauda

(Norman, 1937)

Graytail skate
Classification: Elasmobranchii Rajiformes Arhynchobatidae

Reference of the original description

Norman, J.R. (1937)
Coast fishes. Part II. The Patagonian region. Discovery Reports, 16, 1–150

Image of the original description
Image in copyright.

Synonyms / new combinations and misspellings
Raja griseocauda

Types
Bathyraja griseocauda
Holotype: BMNH: 1936.8.26.157 Paratype: BMNH: 1836.8.26.159 BMNH: 1836.8.26.160 BMNH: 1953.8.10.18 BMNH: 1953.8.10.19 BMNH: 1836.8.26.158

Description :

Citation: Bathyraja griseocauda (Norman, 1937): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 11/2024

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Bathyraja griseocauda (Norman, 1937), Chile © L. Ignacio Contreras, Laboratorio de Zoología de Vertebrados, Facultad de Ciencias, U. de Chile

Common names
spa

Raya austral lija, eng

Austral ray, eng

Graytail skate

Distribution
Southeast Pacific and Southwest Atlantic: Uruguay [5839] to Patagonian coast of South America including the Falkland Islands. Southern Ocean: Scotia Arc to South Shetland Islands and the Antarctic Peninsula. Source: www.gbif.org

Biology
Oviparous, paired eggs are laid. Embryos feed solely on yolk [733]. Eggs have horn-like projections on the shell [17086]. Small individuals preyed on benthic gammarid amphipods and isopods. In larger skates, >50 cm D, Patagonotothen ramsayi, other fish species and Loligo gahi became increasingly important (Ref. 54177).

Size / Weight / Age
49.0 cm TL (male/unsexed; [20057])

Habitat
bathydemersal; marine; depth range 94 - 585 m [20057]

Remarks
shark-references Species-ID=510;

Parasites (arranged by Jürgen Pollerspöck)
Cestoda

Echeneibothrium sp. [31906]
Grillotia sp. [31906]

Trematoda

Otodistomum plunketi Fyfe, 1953 [21203]

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