Notoraja alisae

SÉRET & LAST, 2012



Classification: Elasmobranchii Rajiformes Arhynchobatidae

Reference of the original description
SÉRET, B. & LAST, P.R. (2012)
New deep water skates of the genus Notoraja Ishiyama, 1958 (Rajoidei, Arhynchobatidae) from the southwest Pacific. Zoosystema, 34 (2): 319–341

Types
Notoraja alisae
Holotype: MNHN: 1997-3598; Paratype: MNHN: 1977-3599; MNHN: 1997-3600;


Description Pollerspoeck, Juergen:

Benediktinerring 34, D-94569 Stephansposching; juergen.pollerspoeck@shark-references.com
Citation: Notoraja alisae SÉRET & LAST, 2012: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 11/2018

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Short Description
A medium-size species of Notoraja, disc wider than long; tail width at pelvic-fin axil 1.5-1.6 times its height; single rudimentary preorbital thorn; dorsal and ventral surfaces of disc entirely velvety, covered with fine denticles; tail long and slender, entirely velvety and without enlarged thorns; lateral tail folds variably expanded posteriorly, their width sometimes greater than tail width at level of second dorsal fin; nasal lobes expanded; anterior pelvic-fin lobe shorter that posterior lobe; dorsal and ventral surfaces pale greyish brown; total pectoral-fin radials 63; total centra 136-142; Colour (in preservative): Dorsal surface plain pale greyish brown. Ventral surface lighter, yellowish with faint whitish spots at level of pores of the lateral line system. [16142]

Distribution
Only known from the northern sector of the Norfolk Ridge (New Caledonian EEZ) [16142]

Size / Weight / Age
male holotype: 515 mm TL (adult); females: 545 mm TL [16142]

Habitat
bathydemersal; marine; depth range: 870 to 1049 m depth [16142]

Dentition
Tooth rows in upper jaw 38 in male holotype (34-43 in paratypes); lower jaw 40 (33-38) [16142]

Remarks
99001