A New Subspecies of the Fringe-Tailed Bat, Myotis thysanodes, from the Black Hills of South Dakota and Wyoming

A new subspecies of Myotis thysanodes , possibly representing a disjunct population, is described from the Black Hills of South Dakota and Wyoming. The new race is compared with M. t. thysanodes and also with Myotis evotis evotis , which it superficially resembles.