CONTENTS. 



CHAPTER III. 



THE OUDER OP LIZAEBS — SAtrEIANS. 



PAGE 



Lizards, Distribution and Division . 99 



Grrey 109 



Green 110 



Oeellated HO 



Ameivas 112 



Iguanas 117 



Basilisk 127 



Ancles 129 



Flying 132 



PAGE 



Lizards — 



Gecko 134 



Chameleons 136 



Crocodiles 141 



Jacares 145 



Alligators 145 



Caiman 147 



True 149 



Gavials 153 



CHAPTER IV. 



OHELONIANS, OR SHIELDED KEPTILES. 



Formation 155 



Distribution and Classification . . . 157 



Tortoises 158 



Land 158 



Margined 159 



Moorisb 159 



Greek 160 



Elephantine 160 



Genus Pyxis 161 



Ditto Kmixys 161 



Homopodes 161 



Modians, or Marsh Tort 



Mud 162 



Emydes 163 



PleuToderes 164 



I'ofamianSf or Miver Tortoises : 



Trionyx 164 



Thalassians, or Sea Tortoises : 



Green 177 



Hawk's-bill 177 



Loggerhead 178 



Leather-back 178 



BIEDS. 



INTRODTJCTORT CHAPTER. 



Anatomy 181 



Plumage 184 



Beaks 189 



Digestive Organs 191 



Nests 197 



Reproduction 201 



Longevity 203 



Utility 205 



Powers of Sight 193 Classification 207 



Vocal Organs 195 



CHAPTER I. 



THE NATATOEES, OR SWIMMING EIBDS. 



Divers 212 



Great Northern 213 



Imbrine 216 



Arctic 216 



Black-throated 216 



Red-throated 217 



Penguins 218 



Manchots 219 



Grebes , 221 



Castanean 222 



Crested 223 



Guillemots 224 



