Phylogenetic Systematics of I guanine Lizards 105 



94. Caudal squamation: (A) caudal scales in adjacent verticils approximately equal in 

 size, smooth or keeled but not spinous; (B) tail bears whorls of enlarged, strongly spinous 

 scales. 



95. Cross-sectional body shape: (A) laterally compressed or cylindrical; (B) strongly 

 depressed. 



