CONTENTS. vii 



FAGK 



Order II. Physostomi . 255 



Order III. Synentognathi ..... 257 



Order IV. Hemibranchii . 257 



Order V. Lophobranchii . . . . . 258 



Order VI. Acanthopterygii .... 258 



Order VII. Pediculata 266 



Order VIII. Plectognathi 266 



Sub-Class III. Dipnoi . . ' < . .267 



Order I. Arthrodira .271 



Order II. Sirenoidea ...... 272 



Class II. Amphibia 274 



Sub-Class I. Stegocephali ...... 283 



Order I. Lepospondyli . . . . . 283 



Order II. Temnospondyli ..... 283 



Order III. Stereospondyli 284 



Sub-Class II. Urodela . . . . .- ~ . 284 



Order I. Perennibranchiata .... 284 



Order II. Derotremata 285 



Order III. Salamandrina ..... 285 



Sub-Class III. Anura 286 



Order I. Aglossa ...... 286 



Order II. Arcifera ...'... 286 



Order III. Firmisternia . . . . - . 287 



Sub-Class IV. Gymnophiona 287 



Grade II. Amniota . . . ... . . . 288 



Class I. Sauropsida 291 



Sub-Class I. Reptilia . . . . .292 



Order I. Theromorpha .. """""^? 34 



Order II. Plesiosauria . . * . > . 306 



Order III. Chelonia 307 



Order IV. Ichthyosauria 312 



Order V. Rhynchocephalia . . . -313 



Order VI. Dinosauria . . . . ." 314 



Order VII. Squamata . . . . . . 317 



Order VIII. Crocodilia ... . .326 



Order IX. Pterodactylia 329 



Sub-Class II. Aves . . ... . . 330 



Order I. Saurura3 . . . . . - 343 



Order II. Odontormae 344 



Order III. Odontoholca? . . . . -344 



Order IV. Eurhipidurse ..... 345 



Class II. Mammalia 35 2 



Sub-Class I. Prototheria 37 6 



Order I. Monotremata 37 6 



Order II. Protodonta ... f . . . 377 



Order III. Multituberculata . . . . 377 



Sub-Class II. Eutheria 37 8 



Legion I. Didelphia . . . ... . 37 8 



