Thorius lunaris, commonly known as the crescent-nostriled thorius, is a species of salamander in the family Plethodontidae.

It is endemic to Pico de Orizaba, in Veracruz, Mexico, at elevations of 2,500–2,640 m (8,200–8,660 ft) asl.

[2] Its natural habitat is pine-oak forest where it occurs under the bark of stumps and fallen logs, in leaf-litter, and in piles of wood chips.

It is threatened by habitat loss caused by logging and expanding agriculture.

This lungless salamander article is a stub.