The Butcher Oldfield Mouse is a soft-furred rodent from high elevations in the Colombian Andes. It is terrestrial and eats fruit, seeds, and insects.
It has a small, mouse-like body covered in soft fur. The species treatment describes the coat and body form as identifying features.
It is terrestrial and eats fruit, seeds, and insects. The treatment reports a higher insect contribution during the wet season, from June through August.
An extinction-risk assessment has not been added yet.