This species from southeastern Brazil is known from the States of Espirito Santo, Minas Gerais, Rio de Janeiro and Sao Paulo. It is a high-altitude species, occurring at 800-2,500m asl. The type series from Iguape might have been from a lower altitude, but this area is now a city.
Habitat and Ecology
It lives in the leaf-litter on the floor of primary and old secondary forest, but not in more open areas. It breeds by direct development.
It is not common in some places, but is common in others.
The major threats are probably related to habitat loss due to agriculture, wood plantations, logging, fires and human settlement.
It occurs in many protected areas.
This species is a complex of several species (C.A.G. Cruz pers. comm.).
Carlos Alberto Gonçalves da Cruz, Sergio Potsch de Carvalho-e-Silva 2004. Ischnocnema lactea. In: IUCN 2014