366 



CLASSIFICATION OF REPTILES. 



LeptophisWag.(b). Like 

 Dryinus^but the snout 

 is rounded and ob- 

 tuse^ with the ventral 

 plates angularly cari- 

 nated on the sides. 

 L. ahffitvila. Lac, ii. 

 pi. 2. 



Amblicephalus Kuhl. Head very high, truncate, de- 

 pressed above, plated before ; body compressed, with 

 longer vertebral scales ; lateral scales imbricate. 

 A. carinata Boie. 



DiPSAs Laur. Head short and broad ; crown plated ; 

 body long, compressed ; vertebral scales square ; la- 

 teral scales linear ; sub-caudal plates double, 

 bucephalus. Seba, i. pi. 43. 



Cereh us Cuv. (fg.l21.) ^^^ ^^^ 



Head almost entirely 

 covered with small 

 scales, but there are 

 plates between and 

 in front of the eyes. 



C. rhynchops. Russ. Serp. pi. 17. 



Boa Linn. Two curved spurs or 

 hooks on the sides of the vent; 

 body thick in the middle, the 

 extremities narrowed; tail pre- 

 hensile ; sub-caudal plates sim- 

 ple : Tropical America. 



Boa Linn. Muzzle covered with 

 scales ; labial scales variable. 



B. constrictor, Seba, i. pi. 36. 

 fig. 5. 

 Aculeata (fg. 122.) 



Eunectus Wag. Muzzle covered with plates instead 

 of scales. 



E. murina. Seba, ii. pi. 23. fig. 1. 



