Trygonoptera galba

LAST & YEARSLEY, 2008



Classification: Elasmobranchii Myliobatiformes Urolophidae

Reference of the original description
LAST, P.R. & YEARSLEY, G.K. (2008)
Trygonoptera galba sp. nov., a new stingaree (Myliobatoidei: Urolophidae) from southwestern Australia. CSIRO Marine and Atmospheric Research Paper, 22: 269–274

Image of the original description

Trygonoptera galba sp. nov., adult male holotype (NMV A 1793, 328 mm TL, preserved): ventral view. In: LAST, P.R. & YEARSLEY, G.K. (2008): Trygonoptera galba sp. nov., a new stingaree (Myliobatoidei: Urolophidae) from southwestern Australia. CSIRO Marine and Atmospheric Research Paper, 22: 269-274

Types
Trygonoptera galba
Holotype: NMV: A 1793; Paratype: CSIRO: H 6665-01; NMV: A 1712; NMV: A 1775; WAM: P.27217-001; WAM: P.27287-002;


Description :


Citation: Trygonoptera galba LAST & YEARSLEY, 2008: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 12/2018

Please send your images of "Trygonoptera galba" to info@shark-references.com

Trygonoptera galba sp. nov., adult male holotype (NMV A 1793, 328 mm TL, preserved): dorsal view; In: LAST, P.R. & YEARSLEY, G.K. (2008): Trygonoptera galba sp. nov., a new stingaree (Myliobatoidei: Urolophidae) from southwestern Australia. CSIRO Marine and Atmospheric Research Paper, 22: 269-274
Common names
eng Shovelnose stingaree

Short Description
Original diagnosis after LAST & YEARSLEY, 2008 [3351]: A small plain-coloured Trygonoptera with the following combination of characters: subcircular to suboval disc, width 58–65% TL; snout angle 114– 120°; distance from snout tip to posterior edge of spiracle 19–21% of TL; eye length 27–29% of preorbital snout length, 11.5–12.5% of ventral head length; inter-eye distance 2.5–2.9 times eye diameter; relatively long prenasal length 10.8–11.8% TL; main spiracular opening extending forward to mid-eye, its length 1.2–1.4 times eye length; length of first gill slit 2.9–3.3 times in mouth width; tail lacking lateral cutaneous folds; stinging spine(s) long, 12–14% TL when intact; dorsal fin absent; caudal fin deep, height 3.9–4.9% of TL, 0.9–1.1 in internasal width; pectoral radials 97–106; total vertebral centra about 183–201; total diplospondylous centra about 147–162; dorsal surface of disc rich yellow.

Distribution
Eastern Indian Ocean: Australia. Source: www.gbif.org

Size / Weight / Age
32.8 cm TL (male/unsexed; [3351]); 39.4 cm TL (female)

Habitat
benthopelagic; marine; depth range 100 - 210 m [3351]

Remarks
shark-references Species-ID=7357;