C 361 ] 



X^'I. Description of a new Species of the Genus Chameleon. By Mr. Samuel 

 Stutchbury, A.L.S., and Curator of the Bristol Philosophical Institution. 



ReadJanuary 21st, 1834. 



Chameleon cristatus. 



O. SUPERCILIARI occipitalique carina elevata et crenulata, caudae ante- 

 riori parte dorsique apophysibus elongatis cristam dorsalem constituen- 

 tibus : squamis ferfe rotundis subsequalibus. 



Tab. X. 

 This singular and beautiful Chameleon is of an ash grey colour, with a 

 darlv-coloured patch upon the anterior and superior part of the body, giving 

 off inferiorly two or three bands ; posterior part of the body marlied with 

 orange and dark-coloured reticulate lines ; edge of the dorsal crest and tail 

 spotted with the same dark colour. Head having the superciliary and occi- 

 pital ridges much elevated and crenulated ; spinous processes of the back and 

 anterior part of the tail elongated, forming a dorsal crest ; scales roundish, 



nearly equal. 



Ins. Lines. 



Length from the tip of the nose to the extremity of the tail . 9 3 

 Breadth from the anterior dorsal spinous process to the 



sternum . 2 



Length from tlie anterior portion of the intermaxillary 



bones to the posterior point of the occipital ridge . . . 1 9 



Length from tlie nose to the centre of the orbital ridge . . 8 



Length of the body 3 



Crested portion of the tail 1 5 



Rounded portion of the tail .... 2 9 



Length of the spinous processes 8 



Breadth from the body of the vertebrae to the sternum . . 1 2 

 Number of elongated spinous processes M'hich support the 



crest are as follows : Dorsal 16 ; Caudal 8. 



