This species is known from the north-western slope of the Sierra Nevada de Santa Marta, in the department of Magdalena, Colombia, at 1,800-2,600m asl.
Habitat and Ecology
An inhabitant of moist forest habitats, it is arboreal and nocturnal, occurring under rocks and logs during the day.
It is a rare species.
The major threat is habitat loss and degradation caused primarily by agriculture (cultivation of crops and livestock farming).
Its range includes Parque Nacional Natural Sierra Nevada de Santa Marta, and the adjacent, recently established El Dorado Nature Reserve.
Martha Patricia Ramírez Pinilla, Mariela Osorno-Muñoz, Jose Vicente Rueda, Adolfo Amézquita, María Cristina Ardila-Robayo 2004. Pristimantis ruthveni. In: IUCN 2014