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中国广西盲鳅一新种——环江高原鳅

杨剑 吴铁军 蓝家湖

动物学研究2011,Vol.32Issue(5):566-571,6.
动物学研究2011,Vol.32Issue(5):566-571,6.DOI:10.3724/SP.J.1141,2011.05566

中国广西盲鳅一新种——环江高原鳅

A new blind loach species, Triplophysa huanjiangensis (Teleostei: Balitoridae), from Guangxi, China

杨剑 1吴铁军 2蓝家湖3

作者信息

  • 1. 广西师范学院化学与生命科学学院,广西南宁530001
  • 2. 广西水产研究所,广西南宁530021
  • 3. 广西都安水产技术推广站,广西都安530700
  • 折叠

摘要

Abstract

A new blind loach of the genus Triplophysa was collected in 2007 from a cave in Leyi village,located near Chuanshan Town,Huangjiang County in the Guangxi Zhuang Autonomous Region of southern China.The new species,Triplophysa huangjiangensis sp.nov,can be distinguished from its congeners by eyes and scales absent; caudalfin forked; adipose keel present; lips with furrows; distal margin of dorsal-fin truncate,dorsal fin origin much closer to caudal-fin base than snout tip; 8-9 branched dorsal-fin rays; 6-7 branched pelvic-fin rays; 6 branched anal-fin rays; 10-11 branched pectoral-fin rays; 13-14 branched caudal-fin rays; pectoral-fin length 52.3%-70.7% the distance between pectoral-fin origin to pelvic-fin origin; dorsal-fin origin posterior to vertical line of pelvic-fin origin; outer rostral barbel longer than other two pairs of barbels,with 47.0%-73.8% of lateral head length; anterior nostril with elongate barbel-like tip; and posterior chamber of gas-bladder developed,reaching pelvic-fin origin.

关键词

新种/盲鱼/爬鳅科/高原鳅属/广西

Key words

New species/Blind fish/Balitoridae/Triplophysa/Guangxi

分类

生物科学

引用本文复制引用

杨剑,吴铁军,蓝家湖..中国广西盲鳅一新种——环江高原鳅[J].动物学研究,2011,32(5):566-571,6.

基金项目

This work was supported by Systematic and Conservation Studies on Cave Fishes in Guangxi (2060302) (2060302)

动物学研究

OA北大核心CSCDCSTPCDMEDLINE

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