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A new species of the genus Triplophysa (Nemacheilinae), Triplophysa qilianensis sp. nov, from Qinghai, China



A new nemacheilid loach species, Triplophysa qilianensis, is described from Heihe River in Haibei Tibetan Autonomous Prefecture, Qinghai, China. It can be distinguished from all other species of Triplophysa by the following combination of characters: body long and compressed; skin smooth, scaleless; head short (20.1–23.1% of stand length); head convex from the position of posterior nostrils; posterior chamber of air bladder completely degenerated; intestine short, bending in zig-zag patter posterior to stomach; unbranched rays of pelvic fin ii; caudal fin forked, upper lobe and lower lobe equal in length; and pointed fin tips. A key to the known species of Triplophysa from the Heihe River is provided.



Triplophysa, new species, Heihe River, Qinghai, China

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Froese, R. & Pauly, D. (2013) FishBase. World Wide Web electronic publication. Available from: (accessed 1 October 2013)

He, C.L., Song, Z.B. & Zhang, E. (2011) Triplophysa fishes in China and status of its taxonomic studies. Sichuan Journal of Zoology, 30, 150–155. [in Chinese with English abstract]

He, D.K., Chen, Y.X. & Chen, Y.F. (2006) The molecular phylogeny and biogeography of genus Triplophysa. Progress in Natural Science, 16, 1395–1404. [in Chinese with English abstract]

Kottelat, M. (1990) Indochinese Nemacheilinaes. A revision of Nemacheilinae Loaches (Pisces: Cypriniformes) of Thailand, Burma, Laos, Cambodia and southern Viet Nam. Verlag Dr. Friedrich Pfeil, München, 262 pp.

Prokofiev, A.M. (2007) Materials towards the Revision of the Genus Triplophysa Rendahl, 1933 (Cobitoidea: Balitoridae: Nemacheilinae): A Revision of Nominal Taxa of Herzenstein (1888) Described within the Species “Nemachilus” stoliczkae and “N.” dorsonotatus, with the Description of the New Species T. scapanognatha sp. nova. Journal of Ichthyology, 47, 5–25.

Ren, Q., Yang, J.X. & Chen, X.Y. (2012) A new species of the genus Triplophysa (Cypriniformes: Nemacheilidae), Triplophysa longliensis sp. nov, from Guizhou, China. Zootaxa, 3586, 187–194.

Wu, Y.F. & Wu, C.Z. (1991) The fishes of Qinghai-Xizang Plateau. Sichuan Publishing House of Science and Technology, Chengdu, pp. 25–264. [in Chinese]

Zhao, T.Q. & Wang, X.T. (1988) Fishes and fishery problems of Hexi Area, Gansu Province, with a descriptions of a new subspecies and an unidentified species of Cobitidae. Journal of Lanzhou University (Natural Sciences), 24, 109–119. [in Chinese with English abstract]

Zhu, S.Q. (1989) The Loaches of the subfamily Nemacheilinae in China (Cypriniformes:Cobitidae). Jiangsu Science and Technology Publishing House, Nanjing, 150 pp. [in Chinese]


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ISSN 1175-5326 (Print Edition) & ISSN 1175-5334 (Online Edition)
Published by Magnolia Press, Auckland, New Zealand
A founding journal of Biotaxa