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 



FAMILY 



GENUS 



NORTH AMERICAN SPECIES 



Glass Snakes) [ 



HELODERMATID/E -I Heloderma i " 



(Beaded Lizards) ( 



XANTUSIID^; 



| Xantusia ............... 5 " 



(Includes the 

 Striped Lizards) i 



Cnemidophorus ........ 8 



95 



