Brochiraja aenigma

LAST & McEACHRAN, 2006



Classification: Elasmobranchii Rajiformes Arhynchobatidae

Reference of the original description
LAST, P.R. & MCEACHRAN, J.D. (2006)
New softnose skate genus Brochiraja from New Zealand (Rajidae: Arhynchobatinae) with description of four new species. New Zealand Journal of Marine and Freshwater Research, 40 (1): 65–90

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Types
Brochiraja aenigma
Holotype: NMNZ: P09853;


Description :


Citation: Brochiraja aenigma LAST & McEACHRAN, 2006: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 02/2021

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Short Description
A species of Brochiraja with the following combination of characters: rounded disc; very long tail, 1.5 times disc length, 2.9 times ventral head length, 6.8 times snout length; orbit moderately large, 2.4 in preorbital snout length; calcified rostral shaft very short; tail base narrow, width at pelvic fin insertions 2 times width at midlength; dermal denticles closely spaced, over entire upper disc; mid-dorsal surface of tail with thorns and denticles; dorsolateral surface of tail without thorns; orbital thorns absent; entire ventral surface naked; medium brownish with darker mottling above and below; indistinct rows of pale-edged pores on ventral surface; nuchal pore band indistinct; anterior pelvic fin lobe bulbous, black tipped; total pectoral radials 73-74; predorsal vertebrae 115; c. 30 tooth rows in upper jaw (Ref. 58023).

Distribution
Western Pacific: New Zealand.

Size / Weight / Age
43.6 cm TL (male/unsexed; (Ref. 58023))

Habitat
bathydemersal; marine; depth range 422 - 437 m (Ref. 58023)

Remarks
shark-references Species-ID=9496;