Reptilia. 



103 



the ribs of the two sides, is found a series of bony plates ; these 

 are the enlarged and flattened projections of the vertebrae ; they 

 correspond to the spines which make the sharp ridge along the 

 backs of most vertebrates. 



5. Compare the bones of the pelvis and of the limbs with those 

 of the rabbit. 



Topics for Report. The Terrapin. The Hawkbill Turtle. 

 Tortoise-shell. The Loggerhead Turtle. The Green Turtle. The 

 Snapping Turtle. The Soft-shell Turtle. The Gopher. 



Read American Natural History, Hornaday. 



