Harrington's Desmomys was studied in Ethiopia. Its back is yellowish agouti and its underside grey-white; a survey in the Ene area caught it across several habitat types.
The dorsal fur is yellowish agouti and the underside grey-white. The upper incisors have a longitudinal groove.
The Ene survey captured it in four habitat types, with the most captures in woodland.
An extinction-risk assessment has not been added yet.