I40 



ST. f£ 



When America, and especially North America, possessed 

 its elephants, mastodons, horse, and hollow-horned ruminants, 

 it was much more closely related in its zoological characters to 

 the temperate parts of Europe and Asia than it now is. As 

 the remains of these genera are found on both sides of Behring's 



MYLODON. Height, 7 ft. 6 in. ; girth round chest, 6 ft. 6 in. ; maximum breadth of pelvis,"3 ft. 7 in. 



Straits^ and on the plains of Siberia, we are led to look to the 

 north-western side of North America as the former point of 

 communication between the Old and so-called New World. 

 And as so many species, both living and extinct, of these same 



^ See the admirable Appendix by Dr. Biickland to Beechey's Voyagt ; also the 

 writings of Chamisso in Kotzebue's Voyage. 



