Sigmodon (Sigmodon) leucotis Bailey 1902
Sigmodon (Sigmodon) leucotis Bailey 1902, Proc. Biol. Soc. Wash., 15: 115.
Type Locality: México, Zacatecas, Sierra de Valparaíso, 2653 m.
Vernacular Names: White-eared Cotton Rat.
Synonyms: Sigmodon (Sigmodon) amoles Bailey 1902 .
Distribution: Interior México, from SW Chihuahua and S Nuevo Leon to C Oaxaca.
Conservation: IUCN – Lower Risk (lc).
Discussion: Subgenus Sigmodon, S. fulviventer species group. See Shump and Baker (1978, Mammalian Species, 96).