Vlll CONTENTS. 



PAGE 



Sub- Order 5. Apodes 119 



6. Plectospondyli 119 



7. Nematognathi . . . . . 119 



8. Haplomi 120 



9. Anacanthini 120 



10. Percesoces . . : . . . 120 



11. Percomorphi 121 



12. Lophobranchii 121 



13. Hemibranchii 121 



14. Plectognathi 122 



CLASS BATRACHIA (AMPHIBIA) . . . . . . , 123 



Order 1. Stegocephalia 123 



Sub-Order 1. Branchiosauria 127 



2. Aistopoda 129 



3. Microsauria 130 



4. Labyrinthodontia .... 132 



Order 2. Gymnophiona 139 



3. Caudata 139 



4. Ecaudata 140 



CLASS REPTILIA 141 



Order 1. Anomodontia 144 



Sub-Order 1. Pariasauria 145 



2. Theriodontia 150 



3. Uicynodontia 157 



Order 2. Sauropterygia 159 



3. Chelonia 170 



Sub-Order 1. Cryptodira 173 



2. Pleurodira 175 



3. Trionychia 176 



Order 4. Ichthyopterygia 176 



5. Rhynchocephalia 183 



Sub-Order 1. Proterosauria 184 



2. Rhynchocephalia Vera . . . 186 



Order 6. Squamata 190 



Sub-Order 1. Dolichosauria 190 



2. Pythonomorpha . . . . 191 



3. Lacertilia 195 



4. Ophidia 195 



Order 7. Dinosauria 196 



Sub-Order 1. Theropoda 197 



2. Sauropoda 200 



3. Ornithopoda 205 



OrderS. Crocojjilia 216 



