形态描述
体略呈圆筒形,后段侧扁。头锥形,头宽稍大于头高。吻略钝,吻长与眼后头长约等。口下位,弧形,唇狭,光滑或有浅皱褶,下唇中部具缺刻。须3对。背鳍起点距吻端略大于至尾鳍基。体裸露,侧线完全、清晰。
生物学
This plateau noemacheiline loach is found in the upper reaches of the Changjiang River. It inhabits the rapid current of the mountain streams.
国内分布
四川和陕西的长江及其附属水体