Sorex merriami Dobson, 1890 . Monogr. Insectivora, pt. 3 (Soricidae), fase. 1, pl. 23.

TYPE LOCALITY: USA, "Fort Custer, Montana " = Bighorn Co., Little Bighorn River, ca. 1 mile above Fort Custer (= Hardin) .

DISTRIBUTION: Xeric habitats in EC Washington to N and E California, Arizona, northeastward to Nebraska, Wyoming and Montana (USA).

SYNONYMS: leucogenys.

COMMENTS: Referred to unnamed subgenus by George (1988:456). Reviewed by Armstrong and Jones (1971 b, Mammalian Species, 2).