| Rivulidae (Rivulines), subfamily: Cynolebiinae |
| 12.53 cm SL (male/unsexed); 8.94 cm SL (female) |
|
benthopelagic; freshwater; pH range: 5 - 6.5, non-migratory |
| South America: Middle São Francisco River basin in Brazil. |
|
Dorsal soft rays (total): 17-19; Anal soft rays: 19-22; Vertebrae: 35-36. Second pharyngobranchial elongated. Convex dorsal profile above pectoral-fin base not pronounced. Larger males (>9 cm SL) with deeper body (35.5 - 36.8 % SL). Pelvic fin longer with tip reaching base of 4th anal fin rays. Dorsal-fin rays 17-19 in males, 17 in females; anal-fin rays 20-22 in males, 19-21 in females; caudal fin rays 30. Caudal and pectoral fin rounded. Snout gently pointed with lower jaw slightly elongated. Supraorbital neuromasts 31-42 (Ref. 40938). |
| Bottom spawner, ? months incubation (Ref. 27139). |
|
Endangered (EN); Date assessed: 07 November 2018 (B1ab(ii,iii,iv)) Ref. (130435)
|
| harmless |
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