Neotoma mexicana Baird, 1855 . Proc. Acad. Nat. Sci. Philadelphia, 7:333.

TYPE LOCALITY: Mexico, Chihuahua, mountains near Chihuahua .

DISTRIBUTION: SE Utah and C Colorado, USA, southwards through W and interior Mexico, to highlands of Guatemala, El Salvador, and W Honduras.

SYNONYMS: atrata, bullata, chamula, distincta, eremita, fallax, ferruginea, fulviventer, griseoventer, inopinata, inornata, isthmica, madrensis, navus, ochracea, orizabae, parvidens, pietà, pinetorum, scopulorum, sinaloae, solitaria, tenuicauda, torquata, tropicalis, vulcani .

COMMENTS: Subgenus Neotoma . Subspecies classification revised by Hall (1955). Specific homogeneity of included taxa doubtful. See Comely and Baker (1986, Mammalian Species, 262).