Over all color white, r ed of blood visible as apink cast. Gills reddish. Viscera visible through bodywall. Peritoneal transparent. A dorsal long crest and aweaker ventral ridge present. Mouth subterminal, lipsweakly to moderately papillose, and a horny ridge ondentaries and upper jaw. Three pairs of short barbels,middle pair the longest. Internarial flap long. Gill membranesbroadly attached to isthmus. Scales absent. Lateralline interrupted irregularly and there are more poreson posterior half of body. Gut short with a single transverseloop. In a natural outlet of a subterranean systemwhich overflows to form a small stream in spring duringsnow-melt period. Water temperature 18.5°C, pH 7.5 andEC 334 μS. Maximum total length 65 mm . Food includealgae and insect larvae.