Thomasomys monochromos Bangs 1900
Thomasomys monochromos Bangs 1900, Proc. New England Zool. Club, 1: 97.
Type Locality: Colombia, Magdalena Dept., Sierra Nevada de Santa Marta, Páramo de Macotama, 11,000 ft (3353 m).
Vernacular Names: Unicolored Thomasomys.
Distribution: Extreme NE Colombia.
Conservation: IUCN – Lower Risk (nt).
Discussion: Included as a subspecies of T. laniger by Cabrera (1961); karyotype reported by Gardner and Patton (1976) as a species without comment.