SYSTEMATIC INDEX. XV11 



48. Gull tribe. The under part of the lower mandible, near 

 the point of the bill, is prominent page 21 1 



Common Gull 211 | Kittiwake 212 



CLASS III. AMPHIBIOUS ANIMALS. 



These animals have a cold and generally naked body. 

 Their colour is lurid, and smell nauseous. A few of them 

 are furnished with a horrid poison. 



They are divided into two orders. 



ORDER I. REPTILES. 



With feet. 



1. Tortoise Tribe. Rave four feet, and the body covered 



withashell 212 



Common Tortoise 212 I Imbricated Turtle 214 



Common Turtle 213 | 



2. Frog tribe. Have four feet; and the body naked, and 



without tail 214 



Common Frog 215 I Common Toad 217 



Edible Frog ib. Pipa i*. 



Bull Frog 216 I 



3. Lizard tribe. Have four feet ; the body naked, or scaly, 



and with a tail 218 



Crocodile 218 



Alligator ib. 



Guana .. 219 



Green Lizard 221 



Chameleon ib. 



Salamander 222 



Nimble Lizard 220 



ORDER II. SERPENTS. 



Without feet. 



4 Rattlesnake tribe. Have a rattle at the end of the tail 222 



Banded Rattlesnake 223 



5. Boa tribe. Have plates on the belly and tail, and no 

 rattle 224 



Great or Gigantic Boa ib. 



