( xvii ) 



About 20 scales between vertebral line and 

 belly. Enlarged scales between the eye 

 and tympanum ... B. jubata. 



Colour olive. A white streak from eye to 



tympanum ... B. Indica. 



Brachysaura. 



Head enormous, otherwise like Calotes. 

 Head enormous ... B. ornata. 



Calotes. 



Scales of back equal, tips directed backwards and upwards. 



a. — A fold before the shoulder, 



A detached spine in front of some smaller 



ones on each side of the nape ... C. nemoricola. 



Two groups of small spines over each tym- 

 panum . . . C. mystaceus. 



Two small groups of spines on each side of 



the neck . . . C. Rouxii. 



A single series of spines over the tympanum C. ophiomachus. 



A spine behind the superciliary ridge ... C. Elliotti. 



Three to six spines behind the tympanum... C. nigrilabris. 



Three small groups of spines on each side 



of the head ... C. Emma. 



Enlarged spiny scales over the tympanum... C. Maria. 



Colour green with a red stripe on either 



side of spine ... C. Jerdoni. 



Two inconspicuous ridges of spines over the 



tympanum . . . C. gularis. 



No spines on the side of the head . . . C. liocephalus. 



h. — No fold before the shoulder. 



Two small groups of spines over the tympa- 

 num . . . C. versicolor. 



Like 'versicolor' but larger. No gular 



sack ..• C. gigas. 



Colour green ... C. viridis. 



