Peromyscus attwateri J. A. Allen, 1895 . Bull. Am. Mus. Nat. Hist., 7:330.

TYPE LOCALITY: USA, Texas, Kerr Co., Turtle Creek .

DISTRIBUTION: Edwards Plateau of NC Texas, north through E Oklahoma, to SE Kansas, SW Missouri, and NW Arkansas, USA.

SYNONYMS: bellus, cansensis, laceyi .

COMMENTS: Classified as a geographic race of P. boylii (Osgood, 1909) until rediagnosed as a species by Schmidly (1973a). Biochemical evolution studied by Kilpatrick (1984). Cognate relationship to P. difficilis suggested by Janecek (1990). See Schmidly (1974a, Mammalian Species, 48). P. boylii species group.