Zachaenus carvalhoi is a species of frog in the family Cycloramphidae.

It is endemic to southeastern Brazil and is known from the southern Espírito Santo and adjacent Minas Gerais.

[2] Zachaenus carvalhoi inhabits leaf litter in the Atlantic rainforest biome.

Males can be heard calling during rainy weather.

This Hyloidea-related article is a stub.