| Family: |
Anostomidae (Headstanders) |
| Max. size: |
13.55 cm SL (male/unsexed) |
| Environment: |
benthopelagic; freshwater |
| Distribution: |
South America: known only from the rio Araguaia basin in Brazil. |
| Diagnosis: |
Dorsal soft rays (total): 13-14; Anal soft rays: 11-12; Vertebrae: 34-35. Can be differentiated from other members of the genus Leporinus by possessing 4 teeth on the premaxilla and 3 teeth on the dentary yielding the dental formula 4/3. Distinguished also from other species by the following combinations of non-unique characters: lateral line with 36-37 pored scales; transverse series of scales from origin of dorsal fin to lateral line 4; scales from lateral line to base of pelvic fin 4.5-5; series of scales around caudal peduncle 16; lateral line with 3 round dark blotches, the first at vertical through dorsal fin, the second at vertical through adipose-fin origin and the third at base of caudal peduncle (the latter two blotches, particularly the last one, usually small or inconspicuous) (Ref. 75002).
Description: D ii,11 or iii,11; A ii,9 or iii,9; P i13, 14 or 15; V i8 (Ref. 75002). |
| Biology: |
Adults inhabit lentic environments such as lagoons or borrow pits (Ref. 75002). Distinct pairs breed on densely grown weedy places (Ref. 205). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 26 June 2020 Ref. (130435)
|
| Threat to humans: |
harmless |
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