R. M. Timm. 1974. Rediscovery of the rock vole (Microtus chrotorrhinus) in Minnesota. Canadian Field-Naturalist 88:82 [ER 1672]

Contributed by John Alroy, entered by John Alroy on 2015-12-27

Samples: Grand Marais

Size measurements: Microtus chrotorrhinus (total body length 160 mm), Microtus chrotorrhinus (tail length 46 mm), Microtus chrotorrhinus (hind foot length 21 mm), Microtus chrotorrhinus (ear length 16 mm), Microtus chrotorrhinus (skull length 26.1 mm), Microtus chrotorrhinus (upper tooth row length 6.3 mm), Microtus chrotorrhinus (body mass 33.0 g)