Proceratophrys bigibbosa
family: Odontophrynidae

© 2003 Dr. Axel Kwet (1 of 2)
Conservation Status (definitions)
IUCN (Red List) Status Near Threatened (NT)
Other International Status None
National Status None
Regional Status None

Country distribution from AmphibiaWeb's database: Argentina, Brazil


View distribution map using BerkeleyMapper.


From the IUCN Red List Species Account:


Range Description

This species is known from the Rio Grande do Sul, Brazil, and central districts of Misiones Province, Argentina, from 300-1,200m asl.

Habitat and Ecology

It inhabits Araucaria forests in mountainous regions, and breeds in small streams. Outside the breeding season it occurs in leaf-litter. The eggs may be deposited under stones on streambeds.


It has never been recorded as being abundant, and one population in Sao Francisco de Paula has disappeared.

Population Trend


Major Threats

A major threat to this species is habitat loss due to deforestation, for smallholder livestock ranching, and the establishment of pine plantations. It is also threatened by pollution of soil and water due to agricultural practices and industrial pollution with organic wastes.

Conservation Actions

This species' range overlaps with several protected areas.

Red List Status

Near Threatened (NT)


Listed as Near Threatened because its Extent of Occurrence is not much greater than 20,000 km2, and the extent and quality of its habitat are declining, thus making the species close to qualifying for Vulnerable.

Taxonomic Notes

Proceratophrys palustris is similar to this species.


D├ębora Silvano, Axel Kwet, Paulo Garcia, Julian Faivovich 2004. Proceratophrys bigibbosa. The IUCN Red List of Threatened Species 2004: e.T57295A11604080. .Downloaded on 22 January 2019


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