Marmosa xerophila Handley and Gordon, 1979 . In Eisenberg, ed., Vertebrate ecology in the Northern Neotropics, Smithson. Inst., p. 68.

TYPE LOCALITY: Colombia, Guajira, 37 km N.N.E. Paraguaipoa, near Cojoro, La Isla, 15 m .

DISTRIBUTION: Extreme N.E. Colombia; N. W. Venezuela.