This species is known only from the type locality at San Esteban, in Carabobo State, Venezuela.
Habitat and Ecology
It inhabits montane tropical forest, and is presumed to breed by direct development with the eggs and hatchlings being carried on the female's back.
There is no recent information on the population status of this species, which has not been collected again since it was first described. It is not known whether or not it is very rare or whether or not it has disappeared.
Agricultural development, logging, and infrastructure development for human settlement are major threats to this species' habitat.
Its range includes Parque Nacional San Esteban. The taxonomic status of this species requires further clarification.
Red List Status
Data Deficient (DD)
Listed as Data Deficient in view of the absence of recent information on its extent of occurrence, status and ecological requirements.
This genus has recently been moved from the family Hylidae (Faivovich et al. 2005).
Enrique La Marca, Jesús Manzanilla 2004. Gastrotheca williamsoni. The IUCN Red List of Threatened Species 2004: e.T55365A11285794. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T55365A11285794.en .Downloaded on 21 January 2019