Yunnanilus qujinensis, new species, is described from Nanpanjiang River drainage in a spring connected with Hujiafen Reservoir, Qujin City, Yunnan, China. It is a member of the nigromaculatus group and is distinguished from the other species by the presence of a processus dentiformis, the absence of outer gill raker on the first gill arch, lower jaw notch, 8 pharyngeal teeth and the body entirely covered by scales. |