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. Zachaenus carvalhoi inhabits leaf litter in the Atlantic rainforest biome. Males can be heard calling during rainy weather. References carvalhoi Endemic fauna of Brazil Amphibians of Brazil Taxa named by Eugênio Izecksohn Amphibians described in 1983 Taxonomy articles created by Polbot