Ecological distribution of Microtus montanus (Peale) and Microtus pennsylvanicus (Ord) in an area of geographic sympatry in southwestern Montana

Hodgson, James Russell2015-05-122015-05-121970https://scholarworks.montana.edu/handle/1/4201enVolesBiogeographyEcological distribution of Microtus montanus (Peale) and Microtus pennsylvanicus (Ord) in an area of geographic sympatry in southwestern MontanaDissertationCopyright 1970 by James Russell Hodgson