CHAPTER X: CLASSIFICATION OF THE 

 NORTH AMERICAN LIZARDS 



Of the North American reptiles the lizards present the 

 greatest number of families. Following is a classified arrange- 

 ment of the families and genera: 



Order LACERTILIA 



Glass Snakes) 



HELODERMATID^; -I Heloderma.. 

 (Beaded Lizards) ( 



XANTUSIID^E 



Xantusia 

 U 



{ Cnemidophorus 8 



(Includes the 

 Striped Lizards) [ 



95 



