形态描述
口下位，较宽。唇厚，上唇具皱褶，下唇具乳突和深皱褶。下颌匙状。腹鳍末端后伸达或超过肛门。尾柄较高。体表光滑无鳞。
生物学
This loach is widespread in the Northwest China, and lives in the slow current streams over sandy and weedy bottom. It is a food fish,the length up to 142 mm.
国内分布
雅鲁藏布江,长江,黄河,怒江最上游,河西走廊河柴达木盆地的自流水系