Calomys sorellus (Thomas, 1900) . Ann. Mag. Nat. Hist., ser. 7, 6: 297.

TYPE LOCALITY: Peru, Libertad Dept., 13 km south of Huamachuco, 3500 m .

DISTRIBUTION: Peru.

COMMENT: Includes frida; see Hershkovitz, 1962, Fieldiana Zool., 46: 137.

ISIS NUMBER: 5301410008006004001 as C. frida.