5i8 



LACERTAE 



C. versicolor ranges from Afghanistan through the whole of 

 India to Southern China, and attains a length of 14 inches, 11 

 of which are taken up by the tail. It possesses no gular sac, hut 

 has a well- developed crest. The whole body and tail are covered 



Fig. 124. — Li/rioccphaliis scutatus. xf. 



with strongly keeled scales. AVhen the lizard is irritated, or 

 swallowing its food, the head and neck become brilliant red, whilst 

 the usually ))rownish tint of the body is converted into pale yellow. 

 Mr. Annandale lias favoured nie with the following observations 

 on C emma : — " In the Malay Peninsula the Europeans misname 

 this lizard Chameleon. The colour-changes appear to be brought 

 about by emotions, although the lizard is often darker towards 



