| Family: |
Chiasmodontidae (Snaketooth fishes) |
| Max. size: |
7.02 cm SL (male/unsexed) |
| Environment: |
bathypelagic; marine; depth range 325 - 2700 m |
| Distribution: |
Pacific Plate. |
| Diagnosis: |
Dorsal soft rays (total): 21-24; Anal soft rays: 21-24; Vertebrae: 37-37. This species of the Pseudoscopelus astronesthidens species group is distinguished within the group by a unique characteristic: teeth on basihyal and second basibranchial in 3 rows, 28-40 (vs. 2 rows, basihyal teeth 15-25). It is further distinguished from P. australis by the presence of rakers on first ceratobranchial (vs. none), palatine teeth in 2 rows, total teeth 16-26 (vs. single row, 10-16), and posteropreopercular photophores present (vs. absent), and precaudal-fin photophores U-shaped (vs. three pronged) (Ref. 85782). |
| Biology: |
Meso- to bathypelagic; from 325 to 2700 m (mean 1631 m) (Ref. 85782). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 13 August 2019 Ref. (130435)
|
| Threat to humans: |
harmless |
Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.
