Description of Triplophysa luochengensis sp. nov. (Teleostei: Nemacheilidae) from a karst cave in Guangxi, China
2017
Li, J. | Lan, J. H. | Chen, X. Y. | Du, L. N.
A new cave‐dwelling fish Triplophysa luochengensis is described based on specimens collected from a karst cave in Guangxi Zhuang Autonomous Region, China, that is interconnected to the Hongshui River drainage. The species can be distinguished from its congeners by a combination of characters: eyes degenerated, anal fin with six branched rays, caudal fin with 16–17 branched rays, pectoral‐fin length 72·4–95·8% of the distance between pectoral‐fin origin and pelvic‐fin origin, lateral head length 26·2–28·2% of standard length (LS), eye diameter 7·5–8·6 of LS, body covered by sparse scales, lateral line complete and 7–8 pre‐operculo‐mandibular pores. Dark pigments irregularly present on dorsum of head, dorsum and flank.
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