84 



MONOCKAIMIS OF NOIITII AMERICAN RODENTIA. 



Table XX. — Measurenu nU ofsixty-nim I uml list of other) additional specimens of British American and Arfitic 

 Hi spi komi s i i i copi 8, mostly of the " sonoriensis" »ty(e— ContiDued. 



* In length of tail, these specimens depart from the rale for Arctic Wesperomys, and are true leucopus ; but tin- tails 

 ami soles arc very hairy, aa usual, and the examples are probably beat enumerated in this list. 



