A new species of Triplophysa Rendahl （Cypriniformes, Nemacheilidae） from Sichuan Province, China

作     者：Si-Li YAN Zhi-Yu SUN Yan-Shu GUO 

作者机构：College of Life Sciences China West Normal University Nanchong Sichuan 637009 China Sichuan Academy of Forestry Chengdu Sichuan 610081 China 

出 版 物：《Zoological Research》 (动物学研究（英文）)

年 卷 期：2015年第36卷第5期

页      面：299-304页

核心收录：

学科分类：0710[理学-生物学] 07[理学] 071002[理学-动物学] 

基　　金：support by the Open Research Fund of Laboratory of Sichuan Academy of Forestry(2015016) 

主　　题：Cypriniformes Nemacheilidae Triplophysayajiangensis New species Sichuan Province China 

摘      要：Triplophysa yajiangensis sp. nov. is described from the upper and middle reaches of the Yalong River, Yangtze Basin, Ganzi Prefecture, Sichuan Province China. This new species can be distinguished from other congeneric species by the following characters： body surface smooth and scaleless; lateral line complete; caudal peduncle compressed and tapered slightly; lower jaw shovel-shaped; head shorter than caudal peduncle; dorsal-fin origin anterior to pelvic-fin origin and closer to tip of snout than to caudal-fin base, last unbranched ray hard; pelvic-fin reaches or exceeds anus; posterior chamber of gas bladder absent; intestine spiral type with 3-5 winding coils.