Vlll 



CONTENTS. 



CHAPTER III. 



Lizards, Distribution and Division . 99 



Grey 109 



Green 110 



Ocellated 110 



Ameivas 112 



Iguanas 117 



Basilisk 127 



Anoles 129 



Flying 132 



THE ORDER OF LIZARDS SAURIANS. 

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Lizards 



Gecko 134 



Chameleons 136 



Crocodiles 141 



Jacares 145 



Alligators 145 



Caiman 147 



True 149 



Gavials 153 



CHAPTEE IV. 



CHELONIANS, OR SHIELDED REPTILES. 



Formation 155 



Distribution and Classification . . . 157 



Tortoises 158 



Land 158 



Margined 159 



Moorish 159 



Greek 160 



Elephantine 160 



Genus Pyxis 161 



Ditto Kinixys 161 



Homopodes 161 



Elodians y or Marsh Tortoises : 



Mud 162 



Emydes 163 



Pleuroderes 164 



Potamians, or River Tortoises : 



Trionyx 164 



Thalassians, or Sea Tortoises : 



Green 177 



Hawk's-bill 177 



Loggerhead 178 



Leather-back . .178 



BIEDS. 



INTRODUCTORY CHAPTER. 



Anatomy 181 Nests 197 



Plumage 184 Reproduction ........ 201 



Beaks 189 Longevity 203 



Digestive Organs 191 Utility 205 



Powers of Sight 193 Classification 207 



Vocal Organs 195 



CHAPTER I. 



THE NATATORES, OR SWIMMING BIRDS. 



Divers 212 Penguins 218 



Great Northern 213 Manchots 219 



Imbrine 216 Grebes 221 



Arctic 216 



Black- throated , .216 



Castanean 222 



Crested .223 



Red-throated 217 Guillemots .. 224 



