Sciurus alleni Nelson, 1898 . Proc. Biol. Soc. Wash., 12: 147.

TYPE LOCALITY: Mexico, Nuevo Leon, Monterrey .

DISTRIBUTION: S. E. Coahuila through C. Nuevo Leon, south through W. Tamaulipas to extreme N. San Luis Potosi (Mexico).

COMMENT: Subgenus Sciurus; see Hall, 1981:430.

ISIS NUMBER: 5301410002030002001.