C( iNCLUSIOJNS. 



237 



most strala of the earth's surface, and probably the very 

 last large animal which became extinct before the creation 

 of man.* 



Fig. 170. 

 499. It is necessary, therefore, to distinguish two periorla 

 in the history of the animals now living ; one in which the 

 marine animals were created, and a second, during which 

 the land and fresh- water animals made their appearance, and 

 at their head Man.! 



CONCLUSIONS. 



500. From the above sketch it is evident that there is a 

 manifest progress in the succession of beings on the surface 



* The above diagram is a likeness of the splendid specimen disinterrel 

 at Newburg, N. Y., now in the possession of Dr. J. C. Warren, in Boston i 

 the most complete skeleton which has ever been discovered. It stands 

 nearly twelve feet in height, th# tusks are fourteen feet in length, and 

 nearly every bone is present, in a state of preservation truly wonderful. 



t The former of these phases is indicated in the frontispiece, by a nar- 

 row circle, inserted between the upper stage of the Tertiary formation 

 and the Reign of Man properly so called. 



