62 Field Columbian Museum — Zoology, Vol. III. 



cient character, three different species would be here represented. 

 It is very evident that our knowledge of western and northwestern 

 caribou is very imperfect and unsatisfactory, our material having 

 been altogether insufficient, and while it is the easiest thing in the 

 world to describe specimens as "distinct," it is best to make haste 

 slowly until ample evidence is obtained to establish a fact. 



I am greatly indebted to Mr. Lee for the photographs of the 

 animal and separate antler obtained by him in Alaska, and for permis- 

 sion to take descriptions of them. 



The plate of R. stonei is taken from the half-tone in Dr. Allen's 

 paper. 



