This species is known so far only from the type locality, Limoeiro do Norte, at 250m asl in the state of Ceará in north-eastern Brazil. It presumably occurs more widely within the river systems of the Caatinga vegetation system.
Habitat and Ecology
The only records of this species are from shallow water where there is a muddy bottom and much aquatic vegetation, in temporary pools, lagoons and rivers, in dry Caatinga savannah areas. It might well be that this is a semi-aquatic species. It is presumed to be viviparous.
There is no information on the population status of this species.
There is no information on threats to this species.
It is not known from any protected areas.
Red List Status
Data Deficient (DD)
Listed as Data Deficient in view of continuing uncertainties as to its extent of occurrence, status and ecological requirements.
Mark Wilkinson, Diva Borges-Najosa, Flora Junca 2004. Chthonerpeton arii. The IUCN Red List of Threatened Species 2004: e.T59534A11959925. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T59534A11959925.en .Downloaded on 23 January 2019