A New Pocket Gopher (Thomomys) and A New Spiny Pocket Mouse (Liomys) from Michoacán, Mexico

Comments on the Taxonomy and Geographic Distribution of Some North American Rodents

A New Bat (Myotis) From Mexico

North American Yellow Bats, 'Dasypterus,' And a List of the Named Kinds Of the Genus Lasiurus Gray

A New Subspecies of Microtus montanus from Montana and Comments on Microtus canicaudus Miller

Mammals Obtained by Dr. Curt von Wedel from the Barrier Beach of Tamaulipas, Mexico