A new species of sisorid catfish genus <Emphasis Type="Italic">Glyptothorax</Emphasis> (Teleostei: Sisoridae) from Salween drainage of Yunnan,China |
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Authors: | Wan-Sheng Jiang Xiao-Yong Chen Jun-Xing Yang |
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Institution: | (1) State key laboratory of genetic resources and evolution, Kunming Institute of Zoology, Chinese Academy of Sciences, 32 Jiao Chang Dong Road, Kunming, Yunnan, 650223, People’s Republic of China;(2) Graduate School of Chinese Academy of Sciences, Beijing, 10039, People’s Republic of China; |
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Abstract: | A new species of the genus Glyptothorax, Glyptothorax obliquimaculatus sp. nov. is described from the Xiaohei River, a tributary of the Nanting River, Salween drainage, in southwestern Yunnan
province, China. This new species can be distinguished from its congeners by the following combination of characteristics:
unculiferous ridges of the thoracic adhesive apparatus extending anteriorly onto the gular region; body with irregular dark
blotches scattered along lateral surface (blotches mostly oblique); skin smooth on head and body; dorsal spine smooth without
serrations on its posterior margin; lips smooth; posterior margin of pectoral spine with 7–8 serrations; dorsal-fin base 11.0–13.2%
SL; pectoral-fin length 15.6–19.6% SL; depth of caudal peduncle 8.6–9.8% SL; head width 19.1–24.0% SL; nasal barbel length
23.3–33.3% HL. |
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