Order Rodentia - Family Muridae Author Guy G. Musser Author Michael D. Carleton text 1993 Smithsonian Institution Press Washington and London Editor Don E. Wilson Editor DeeAnn M. Reeder Mammal Species of the World (2 nd Edition) 501 755 book chapter http://doi.org/10.5281/zenodo.7353098 1-56098-217-9 7353098 Neotomodon alstoni Merriam, 1898 . Proc. Biol. Soc. Washington , 12:128 . TYPE LOCALITY: Mexico , Michoacan , Nahuatzin, 8500 ft . DISTRIBUTION: Cordillera Transvolcanica, Mexico , from WC Michoacan eastwards to C Veracruz . SYNONYMS: orizabae , perotensis . COMMENTS: Williams and Ramirez-Pulido's (1984) evaluation of geographic variation disclosed no basis for subspecific divisions. See Williams et al. (1985 , Mammalian Species, 242, as Peromyscus alstoni ).