Cryptotriton nasalis is a generally dark brown salamander, usually with pale brown coloration along the dorsal surface of the limbs and tail. Enlarged nostril openings, well-developed labial protuberances and a broadly rounded snout are also observed in this species. A slightly constricted tail, with slender, relatively long limbs. Usually displaying one and a half to three costal folds between adpressed limbs in males, and two and a half to three and a half costal folds between females.
 
This account was based on the description found in (McCranie and Wilson 2002).