Plectrohyla pycnochila – also known as the thicklip spikethumb frog or thick-lipped spikethumb frog – is a frog in the Hylidae family. It is endemic to Mexico and occurs in the Chiapas Highlands of central Chiapas state. Its natural habitats are pine–oak forests. It is threatened by habitat loss caused by logging and transformation of the forest to agricultural land. Chytridiomycosis might also be a threat. References pycnochila Endemic amphibians of Mexico Amphibians described in 1959 Taxa named by George B. Rabb Central American pine–oak forests Taxonomy articles created by Polbot Chiapas Highlands