150 °UR REPTILES. 



below, and terminates gradually in a blunt point. 

 In spring a high membranous crest with a jagged 

 edge runs along the back from between the eyes 

 nearly to the tail, which also is crested. The upper 

 parts are blackish-brown, blotched with rounded 

 spots of a darker tint. The breast and belly are of a 

 bright orange, or orange-yellow, with conspicuous 

 round black spots, sometimes confluent, or running 

 one into the other, and forming irregular bands. 

 The sides are dotted with white, and thero is often 

 a silvery white band along the sides of the tail. 

 Entire length about five or six inches. 



