Animal
Geographic Distribution of the Pocket Mouse, Perognathus fasciatus
In his "Revision of the pocket mice of the genus Perognathus," Osgood (1900:18-20) reviewed the distribution, as then known, of _Perognathus fasciatus_ and recognized two geographic races--_Perognathus fasciatus_ [_fasciatus_] Wied-Neuwied in eastern Montana and Wyoming and ad...