Long-eared bats obtained by field parties from the University of Kansas in the Mexican states of Coahuila, Nuevo León, and Tamaulipas, are found to belong to the species, _Myotis evotis_, but are not referable to any named subspecies. They are named and described as follows: #Myotis evotis auriculus# new subspecies Type._–Female, adult, skin and skull; […]