1897.] 



LIZAEDS or THE GENTTS SCELOPORUS. 



517 



the interparietal by a pair of frontoparietals ; interparietal usually 

 broader than long ; parietals small, often broken up into scales ; 

 a series of four to six large transverse supraoculars, bordered 

 inwards by a complete or incomplete series of scales, and separated 

 from the supraciliaries by one, two, or three series ; two canthal 

 scales ; a feeble denticulation on the anterior border of the ear. 

 A more or less distinct transverse gular fold often present^; 

 lateral cervical fold forming a deep pouch. 



Dorsal scales strongly keeled, pointed or shortly mucronate, not 

 or but very feebly denticulated, forming 12 to 18 straight or 

 slightly oblique longitudinal series ; 46-65 scales between the 



1 The genus Lt/soptyckus was established by Cope on account of " a loose fold 

 across the throat formed by the conjunction of the pre-humeral folds." 



