OF WESTERN MORTH AMERICA. 



37 



The general parallelism of France, England, and North America 

 is indicated (1) by the common presence in tliis period of similar 



Fig. 2.— Map of southwestern Wyoming and northern Qte^h, showing partial areas of the Wasatch 

 Wind River, Bridger. and L'inta formations. ExtensiWareas of the Wasatch are purposely omitted. 

 A, B, lines of sections by F. B. Loomis. 



stao^esin archaic mammals — amons^ Creodonta: Mesonvcliidie. Palaeo- 

 nictidse, ?Arctocyonid8e, and Oxysenidae; among Amblypoda : Cory- 



