374 CLASSIFICATION OF REPTILES. 



nated with a low crest of pointed spines ; tail com- 

 pressed; the scales verticillated, and carinated, femoral 

 pores in two ranges ; palate with two rows of teeth. 

 A. Ricordii. Erp. Gen. iv. 190. pi. 37. 



Stellio. Toes free, unequal, simple, without appen- 

 dages j palatine teeth wanting ; tail in general long, 

 thick, and surrounded by rings of large and often 

 spinous scales ; body slender. 



Cyclura Cuv. General form of Iguana ; gular pouch 

 small ; neck and back with a crest of strong spines ; 

 tail thick, covered with verticillated scales, alternating 

 with rings of spines ; scales, palatine teeth, and 

 femoral pores as in Iguana. 



C. Harlanii. Amer. Trans, iv. pi. 15. 



Stellio Daud. Head heart-shaped, greatly compressed^ 

 and enlarged behind ; no gular pouch ; the third and 

 fourth toes of the anterior feet equal ; femoral pores 

 none ; tail very thick, nearly round, attenuated and 

 pointed, encircled with verticiUated spiny scales. 

 S. ^^llga^is. Riipp. Atlas, i. pi. 2. cyanogaster. lb. ii. pi. 5. 



Uromastix Merram. Head small, triangular; muzzle 



short, obtuse ; tail flattened, very large, and obtuse, 



surrounded with rings of spinous scales. 



U. acanthinurus Bell. Zool. Hardwickiii. Gray, Ind. 



Journ. i. pi. 17. Zool. 



Phyllurus Cuv.* {fig. 123. a.) Head, body, and eyes as 

 in Platydactylus ; toes simple ; tail very broad, leafr- 

 shaped, dilated at the base, pointed towards the tip, 

 and armed with semi-verticillate spines. 

 P. Cuvierii Miliusii Erp. Gen. iii. 431. 



White's Voy. pi. 3. fig. 2. 



Family 3. LACERTIDiE. Long-tongued or True 



Lizards. 



Body long, slender, smooth, elegant, without spines on 

 the head and back, and very rarely on the ridge of the 



* This interesting form at once connects Stellio with the Gecko lizards.' 



