108 



GEOLOGY. 



Fig. 87. 



made to flourish for special purposes, but few of the ani- 

 mals of higher orders were brought upon the scene, be- 

 cause there was little food which such animals could ap- 

 propriate to themselves. The principle of adaptation 

 was applied to the mutual relations of the vegetable and 

 animal worlds in those ages as thoroughly as now by an 

 all-wise and omnipotent Creator. 



252. Endogens. In this division of plants we have the 

 grasses, rushes, lilies, canes, and palms, as exhibited in 

 Fig. 88. Here we have a decided advance on the pre- 



