This rodent occurs in the eastern United States. Its back is gray to brownish gray, its underside is white, and its long tail is distinctly two-toned.
The dorsal fur is gray to brownish gray. The underside is white from the throat to the tip of the tail, and the long tail is distinctly bicolored.
Nests are typically placed in inaccessible rock crevices or on ledges in caves. Free-ranging animals are described as having year-round access to streams and seepage water in or near caves and rock outcrops.
An extinction-risk assessment has not been added yet.