Ischnocnema bolbodactyla

Ischnocnema bolbodactyla is a species of frog in the family Brachycephalidae. It is endemic to the southern Rio de Janeiro state in Brazil; records from São Paulo apply to Ischnocnema nigriventris and Ischnocnema gehrti.

Ischnocnema bolbodactyla is a leaf-litter species inhabiting primary and secondary forest and forest edge. Reproduction is probably through direct development. It is threatened by habitat loss caused by deforestation, infrastructure development, and fires.