| Family: |
Arhynchobatidae (Softnose skates) |
| Max. size: |
80 cm TL (female) |
| Environment: |
demersal; marine; depth range 400 - 735 m |
| Distribution: |
Southeast Pacific: northern Peru to central Chile. |
| Diagnosis: |
This species is distinguished by having the anterior disc margin distinctly undulating; pectoral-fin apices narrowly or abruptly rounded; preorbital length times orbital length 2.00-2.68; preorbital length times interorbital length 1.02-1.30; interorbital space times orbit length 1.20–-1.50; orbital length times spiracle length 2.00-2.53; with a median row of thorns originating from the posterior half of the disc; number of median thorns 26-30; interdorsal thorns 1 or 2; the dorsal disc surface and tail with finely textured denticles on adults confined to a narrow median band originating just posterior to mid-disc and extending along the tail; teeth arranged in quincunx; predorsal tail vertebrae 62; total predorsal vertebrae 93; pectoral-fin radial count 72. Colouration: uniformly colored on their dorsal and ventral surfaces, no blotches, spots, or other distinctive patterns which is consistent at all sizes from young to adult (Ref. 127873). |
| Biology: |
Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 07 February 2019 Ref. (130435)
|
| Threat to humans: |
harmless |
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