LIZARDS. 



53 



II. Femoral pores none. Nasal with 2 or more pairs of supranasals 

 above. Occipital plates numerous. Collar none. Throat shielded. 



a. Limbs 4. Head pyramidical. Tongue velvet-like. Nostrils in a 

 nasal plate. Body fusiform. Western Hemisphere. Gerrhonotina. 



13. Abronia, Gray. Gerrhonotus, Weigm. 

 Head depressed ; intemasal small ; supernasals 2, moderate, 

 contiguous ; frontonasal, frontoparietal and interparietal distinct, 

 subequal; parietal rather larger; occipital shields numerous. Eye- 

 lids distinct. Scales of the back and tail smooth, or obscurely 

 keeled. Body fusiform, with a groove on each side. Toes 5-5, 

 smooth beneath. Femoral pores none. Tail round, tapering, as 

 long as the body. 



The CuTEZPALiA. Abronia Deppii, Gray, Ann. N. H. i. 389. 

 Gerrhonotus Deppii, Weigm. Herp. Mex. t. 9,/. 3. Dum. et Bib. 

 E. G. V. 398. 



Black, with cross bands of white spots ; tail with 14 or 15 brown 

 half-rings ; scales of the back and sides very large, flat, smooth, in 

 16 or 17 series, in 30 cross bands; ventral shields 14-rowed. 



Inhab. Mexico, (Mus. Berlin). 



The Streaked Cutezpalia. Abronia taeniata. Gray, Ann. 

 N. H. i. 390. Gerrhonotus tsniatus, Weigm. H. 31. 32, t. 9,/. 

 1, 2.— Dum. et Bib. E. G. v. 399. 



M Whitish, with 8 black cross bands ; a black streak on the tem- 

 ple, and 15 black half-rings ; scales of the back slightly swollen 

 on the tail ; the central line of the sides smooth ; ventral shields 

 12-rowed. 



Inhab. Mexico. Mus. Berlin. 



14. Gerrhonotus, Weigm. Pterogasterus, Peale et Green. 



Cordylus, Blainv. 



Head pyramidical ; internasal, supemasal, and the rest of 

 the shields small ; occipital nmnerous, small. Eyelids distinct. 

 Scales of the back and tail unarmed, keels forming continued 

 ridges. Body fusiform, with a groove on each side. Toes 5-5, 

 smooth beneath. Femoral pores none. Tail round, tapering, as 

 long as the body. 



The Checquered Gerrhonote. Gerrhonotus tessellatus, 

 Weigm. H. 3/. 31, t. 10, /. 3. head. Gray, Ann. N. H. i. 390. 

 Dum. et Bib. E. G. v. 405. G. liocephalus, Weigm. Iris, 1828, 

 379, young. Scincvis (Pterogasterus) ventralis, Peale and Green, 

 Journ. Acad. N. S. Phil. vi. 233. 



Olive, with a range of black dots and square black spots on the 

 side plait; scales of the back keeled, of the sides smooth, in 53 

 cross series; ventral sMelds 12-rovved ; supranasal small, rhombic, 

 internasal rhombic ; frontonasal and interparietal subequal small. 



Inhab. Mexico. F 3 



