| Family: |
Poeciliidae (Poeciliids), subfamily: Poeciliinae |
| Max. size: |
4.26 cm SL (male/unsexed) |
| Environment: |
benthopelagic; freshwater |
| Distribution: |
South America: Brazil. |
| Diagnosis: |
Dorsal soft rays (total): 7-9; Anal soft rays: 9-11; Vertebrae: 31-32. This species is distinguished by the following set of characters: tip of the female urogenital papilla oriented caudally; presence of hook in the gonopodial appendix; convexity of the dorsal profile between the tip of the snout and the origin of the dorsal fin in both males and females; dark pigmented lateral spot located modally in the 16th scale; presence of seven or eight dorsal-fin rays, very rarely nine; posterior rounded flap on the gonopodial appendix in small (15.4-21.2 mm SL) specimens; flattened hood-like projection of skin located between the anus and the urogenital papilla of most females; absence of symmetrical hood or hood (Ref. 137470). |
| Biology: |
This species inhabits still water and fast-flowing hill-side streams, with clear, black or turbid water, and a substrate composed of mud, sand and gravel bottoms (Ref. 137470). |
| IUCN Red List Status: |
Not Evaluated (N.E.) Ref. (130435)
|
| Threat to humans: |
harmless |
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