This woodrat has a gray back and a long tail with a black terminal tuft. It is scattered across highlands in central-western Mexico and lives near rocky slopes and forests.
The back is dark slate-gray with a fulvous side line. Its hairy tail is long and ends in a black terminal pencil.
It occurs near rocky ravines, cliffs, and hillsides in conifer, pine-oak, and cloud forests.
An extinction-risk assessment has not been added yet.