CLASS REPTILIA. 



Gen. V. Tachydromus. Oppel. 



Tongue contractile ; head shielded ; back, belly, and tail, with 

 square keeled scales ; lateral line distinct, with small scales ; 

 femoral pores one on each side the vent ; body very long ; 

 feet very far apart and small. 



Chinese Tachydrome. Tachyodromus Sexlineatus, Daud. 

 iij. t. 39. 



Silvery, with six brown bands. Tail three or four times as 

 long as the body. Java and China. Common in insect boxes 

 from China. The other species, Quadrilineatus, Daud. in 

 the Paris Museum, is in too bad a state to distinguish it 

 from the former. Is this Lac. Sept. of Linne ? 



Section II. 



Tongue shorty contractile^ end slightly lohed. 



Gen. I. Iguana. 



Teeth three lobed or toothed, placed in the inner edge of the 

 jaw. Body and head compressed, palate mostly toothed. 



A. Ribs simple ; throat dilatile ; head short ; back crested ; 

 palate toothed ; femoral pores numerous. Iguana, nob. 



1. Tail equally scaly ; toes unequal ; head shields Jlatish ; 

 dewlap denticulated. Iguana. 



Common Guana. Iguana Tuberculata, Laur. Squamosa, 

 t. 5, I. Viridis, t. 6, and I. Emarginata, t. 8, Spix. 



Sides of neck with convex scales ; front edge of dewlap 

 toothed ; sides of lower jaw with orbicular plates. Var. 

 Nose plates prominent, hornlike. Iguana Cornuta, Em. 

 t. 4. f. 4. Young, dorsal spines lower. Iguana Ccerulea^ 

 Daud. and /. Lophyroides, Spix, t. 9. South America, Mus. 

 Brit. 

 36 



