| Rivulidae (Rivulines), subfamily: Cynolebiinae |
| 7.28 cm SL (male/unsexed) |
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benthopelagic; freshwater |
| South America: São Francisco River basin, Brazil. |
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Dorsal soft rays (total): 16-25; Anal soft rays: 19-24; Vertebrae: 29-30. Caudal peduncle of female with black spots. Male's anal fin with gray to black distal stripe, yellow in color; dorsal fin anteriorly pink, posteriorly yellow; basihyal broad, 70-95% in length; vestigial contact organs on flank scales. Second pharyngobranchial teeth, 5-6. Dorsal-fin rays 20-25 in male, 16-20 in female; anal-fin rays 21-24 in male, 19-24 in female; caudal-fin rays 23, caudal fin subtruncate in male, rounded in female. Short filamentous rays on tip of dorsal and anal-fin in male, reaching vertical through middle of caudal fin (Ref. 49550). |
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Endangered (EN); Date assessed: 18 May 2022 (B1ab(ii,iii,iv)+2ab(ii,iii,iv)) Ref. (130435)
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| harmless |
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