| Family: |
Stevardiidae (Stevardiids), subfamily: Hemibryconinae |
| Max. size: |
3.06 cm SL (male/unsexed) |
| Environment: |
benthopelagic; freshwater |
| Distribution: |
South America: Atrato river basin in Colombia. |
| Diagnosis: |
Dorsal soft rays (total): 9-10; Anal soft rays: 17-19; Vertebrae: 33-34. Differs from all other species of the genus by the following characters: small size (less than 3.1 cm SL vs. larger than 3.5 cm SL), presence of dark lateral band (vs. absent); flat dorsal edge of the orbit and flat ventral edge of the upper (vs. convex); unequal jaws with the superior jaw longer than the inferior (vs. jaws equal); and mouth subterminal (vs. terminal). Can also be differentiated by its long pelvic fins, reaching the anal-fin origin (vs. short and ends not reaching anal-fin origin), 33-34 vertebrae (vs. 37-43) and 14-16 branched anal fin rays (vs. 21-28).
Description: D ii,7-8; A iii,14-16; P ii,9-10; V i,6 (Ref. 58761). |
| Biology: |
|
| IUCN Red List Status: |
Data deficient (DD); Date assessed: 09 October 2014 Ref. (130435)
|
| Threat to humans: |
harmless |
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