PALEOLITHIC MAN IN AMERICA. 



33 



of the period ; and this physical testimony is corroborated by the 

 association of remains of extinct or boreal animals (mastodon, 

 reindeer, bison, etc.) with the human relics. So definite, indeed, 

 are the data, that the geography of the period may be depicted 





graphically. Fig. 5 is a bird's-eye sketch of the present head of 

 Delaware Bay, based upon the admirable topographic surveys of 

 New Jersey and upon personal studies, and represents with rea- 



VOL. XXXIV. — 3 



