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Yunnanilus triangulus Liu, Lyu, Du & Chen, 2025 Triangle Yunnan loach |
| Family: | Nemacheilidae (Brook loaches) | |||
| Max. size: | 5.46 cm SL (female) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | Asia: China. | |||
| Diagnosis: | Dorsal soft rays (total): 11-11; Anal soft rays: 7-7. This species is distinguished by the following set of characters: a unique triangular tubercle on the male caudal peduncle; absence of scales on head and thorax; eye diameter shorter than interorbital width; absence of outer gill raker; absence of processus dentiformis; six branched pelvic-fin rays; eight branched dorsal-fin rays and specific metric characters (Ref. 133081). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||