Description of a new cave-dwelling species of Claea (Teleostei, Cypriniformes, Nemacheilidae) from the Yangtze River basin in Sichuan, southern China

The first obligatory troglobitic Claea species, Claea scet, is described from a subterranean river in a cave connected to the Yangtze River in Hulu Town, Shawan District, Leshan City, Sichuan Province, southern China. C. scet differs from all congeners by the following combination of characters: Bod...

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Bibliographic Details
Main Authors: Hao-Tian Lei, Li He, Jun-Hao Huang, Jia-Jun Zhou, De-Kui He
Format: Article
Language:English
Published: Pensoft Publishers 2025-03-01
Series:Zoosystematics and Evolution
Online Access:https://zse.pensoft.net/article/146469/download/pdf/
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Summary:The first obligatory troglobitic Claea species, Claea scet, is described from a subterranean river in a cave connected to the Yangtze River in Hulu Town, Shawan District, Leshan City, Sichuan Province, southern China. C. scet differs from all congeners by the following combination of characters: Body pale without pigmentation; eye vestigial, diameter of eye 3.8–5.9% SL; short anal fin, anal fin height 7.0–8.4% SL. Molecular phylogenetic analysis supported the validity of the new species and revealed a close relationship between Claea and hypogean Triplophysa species.
ISSN:1860-0743