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Cynolebias altus Costa, 2001 |
| Family: | Rivulidae (Rivulines), subfamily: Cynolebiinae | |||
| Max. size: | 13.33 cm SL (male/unsexed); 9.39 cm SL (female) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | South America: middle São Francisco River basin in Brazil. | |||
| Diagnosis: | Dorsal soft rays (total): 14-19; Anal soft rays: 18-22; Vertebrae: 35-36. Supraorbital neuromasts 33-35. Contact organs on inner surface of most or all rays of pectoral-fin of male. This species has larger males with deeper body (34.4-36.7 % SL); sides of body with an intense orange coloration. Scaled anal-fin base. Dorsal fin of males with long filamentous rays; 17-19 in males, 14-17 in females. Caudal fin rays 30-32. Anal-fin rays 18-22 in males, 18-21 in females. Caudal and pectoral fins rounded. Snout gently pointed with lower jaw slightly elongated (Ref. 40938). | |||
| Biology: | ||||
| IUCN Red List Status: | Data deficient (DD); Date assessed: 07 November 2018 Ref. (130435) | |||
| Threat to humans: | harmless | |||