Reithrodontomys chrysopsis Merriam, 1900 . Proc. Biol. Soc. Wash., 13: 152.

TYPE LOCALITY: Mexico, Volcan Popocatepetl, 11,500 ft. (3505 m) .

DISTRIBUTION: S.E. Jalisco to W.C. Veracruz (Mexico).

COMMENT: Subgenus Reithrodontomys; see Hooper, 1952, Misc. Publ. Mus. Zool. Univ. Mich., 77:1 -255.

ISIS NUMBER: 5301410008047003001.