MAP 30— RANGE OF THE LITTLE VOLE AND ITS NEAR KIN. 

 (The subgenus Pedomys. ) 



This map is diagrammatic. Only Microius minor is fully indicated; of this the spots arc actual records, chiefly from V. Bailey's 

 "Revision" of the American Voles. 



The species are : 



Microtui minor (Merriam), 



Microtus auslerus (Le Conte), 



535 



Microius luJociclanus Bailey, 

 Microlui haudeni (Baird;. 



