1896.] 



NATURAL SCIENCES OF FHILADELPHIA. 



375 



BODY MEASUREMENTS OF TWENTY ADULT AMERICAN, SIBERIAN AND 

 SCANDINAVIAN POLAR HARES. 



EXPLANATION OF PLATES. 

 Plate VI. 



Fig. 1. Lepxis groenlandiciis^hodidis,. Robertson's Bay, Greenland. 



(Topotype, No. 3,779, Acad. Nat. Sci., Phila.). 

 Fig. L Lepustimiduslj. Near Stockholm, Sweden. ^No. 408, U.S. 



Nat. Mus.). 

 Fig. 3. Lepus tschuktschorum (Nordq.). St. Michael's, Alaska. 



(No. 1,588, U. S. Nat. Mu.s.). 



Plates VII & VIII. 



Figs. 1, 2 and 3. Inferior and sujjerior views of the same skulls fig- 

 ured in Plate VI, in the order there named. 



Plate IX. 



Figs. 1, 2 and 3. Lateral, superior and inferior views of Lepus arc- 

 ticua bangsi Rhoads. Codry, Newfoundland. (Type, No. 

 3,752, 9 . Col. E. A. and O. Bangs). 



