The white-tailed olalla rat (Olallamys albicauda) is a species of rodent in the family Echimyidae.

[2] It is endemic to Colombia where its natural habitat is subtropical or tropical moist lowland forests.

It is a medium-sized rat with a reddish-brown dorsum, a whitish venter, and a tail characterized by a whitish tip.

This Echimyidae article is a stub.

You can help Wikipedia by expanding it.