From the IUCN Red List Species Account:

Range Description

This species is known only from a non-specific type locality in Borneo: Boven, on the Mahakam River in Sarawak, Malaysia.

Habitat and Ecology

It is presumed to occur in tropical moist forest, where the adults are likely to be subterranean, and it is also presumably oviparous with terrestrial eggs and aquatic larvae.

Population

There is no information on its population status, and it is known only from the type series.

Population Trend

unknown

Major Threats

There is no information on threats to this species.

Conservation Actions

It is in need of taxonomic review (Wilkinson pers. comm.).

Red List Status

Data Deficient (DD)

Rationale

Listed as Data Deficient in view of the absence of recent information on its extent of occurrence, status and ecological requirements.

Taxonomic Notes

The taxonomic status of this species is unclear.

Citation

Robert Inger, Djoko Iskandar, Indraneil Das, Robert Stuebing, Maklarin Lakim, Paul Yambun, Mumpuni, Mark Wilkinson, David Gower, Alex Kupfer 2004. Ichthyophis atricollaris. The IUCN Red List of Threatened Species 2004: e.T59608A11967414. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T59608A11967414.en .Downloaded on 18 February 2019