| Characidae (Characins; tetras), subfamily: Stethaprioninae |
| 3.05 cm SL (male/unsexed) |
|
pelagic; freshwater |
| South America: Araguaia-Tocantins River and upper Tapajós River basin, Brazil. |
|
Dorsal spines (total): 0-0; Dorsal soft rays (total): 11-11; Anal soft rays: 26-30; Vertebrae: 31-33. Males with a broad, convex anal-fin lobe formed by the 12-14 anteriormost rays, which are more elongated and thickened than the remaining rays; pelvic bones elongated, protruding through the body wall in some of the largest specimens; dorsal and pelvic fins not elongated in mature males; caudal peduncle blotch asymmetric and not as dark in males; all dentary teeth cusps in a straight line and 3 teeth in the maxilla (Ref. 42938). |
|
|
Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
|
| harmless |
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