Longmen Mountains Toothed Toad

The type series consists of three adult males that measure between 51 and 64 mm (2.0 and 2.5 in) in snout–vent length; adult females are unknown. The body is relatively slender and flat. The head is wider than it is long. The snout is rounded. The eyes are relatively large. The tympanum is hidden, while the supratympanic fold is well-developed. The forelimbs are moderately long and strong. The fingers are slender and free of webbing, but fingers III and IV have distinct longitudinal ridges. The hindlimbs are flat. The toes have rudimentary webbing and narrow dermal fringes as well as distinct dermal ridges. Both finger and toe tips are rounded. Dorsal skin is rough and bears tubercles while the belly and the throat are smooth. Dorsal coloration is brown with black tubercles. The iris is bicolored: slightly beige above and silver below, and with black reticulations throughout.

Oreolalax longmenmontis is currently only known from its type locality in Pengzhou City. Prior to its description, it was confused with Oreolalax popei, and it is possible that Oreolalax popei from other localities in nearby areas actually represent this species.