Xll 



SCHEME OF CLASSIFICATION 



CLASS REPTILIA (p. 277). 



PROREPTILIA (p. 28 



fSiib-Class. 



PROSAURIA 



(p. 288) 



THERO 

 MORPHA 



(p. 300) 



CHELONIA 



DINOSAURIA 



(p. il2) 



CROCODILIA 



(p. i31) 



PLESIO- 

 SAURIA 



(!'• 4 7o) 



ICHTHYO- 

 SAURIA 



(p. 478) 



PTERO- 

 SAURIA 



(p. 484) 



PYTHONO 

 MORPHA 



(p. 487) 



Order 



Microsauri (i 

 Prosauri 



Eryoiis (p. 286). Crkotus (p. 287^ 



Sub-Order 

 288). 



{ 



Family. 



Frotorosax-ri (p. 290). 

 (p. 290) \ Rhynchocephali (p. 292 



f Pareiasauri (p. 304). 

 I Theriodontia (p. 306). 

 j Anomodontia (}). 309). 

 V Placodontia (p. 311). 



f Atheca (p. 333) 



Thecophora 



(p. 338) 



I' 



Sauropoda 



(p. 418). 

 Theropoda 



(p. 420). 



Orthopoda 



(p. 424) 



Ceratopsia 



(p. 430). 



Pseudosuchia (p. 432). 

 Parasuchia (p. 433). 



rCRYPTODIRA 



(p. 338) 



Pleurodira j 

 (p. 388) ^ 



Trionychoidea 

 (p. 404) 



Sphargidae (p. 333). 

 Ghelydridae (p. 338). 

 Dermatemydidae (p. 341). 



CiNOSTERNIDAE (p. 342). 



Platy'sternidae (p. 345). 

 Testi'dixidae (p. 345). 

 Chelonidae (p. 378). 

 Pelomedusidae (p. 390). 

 Chelydidae (p. 399). 

 Carettochely'didae (p. 404). 

 Trionychidae 

 (p. 404). 



STEGOSArRI 



(p. 425). 

 I Ornithopoda 

 I (p. 426) 



Eusuchia(p. 434) 



Nothosauri 



(p. 476) 



Plesiosauri 



(p. 477) 



Ichthyosauri 



(p. 483). 



Pterosaur! 



(p. 4S6) 



Dolichosauri 



(p. 489). 

 Mosasauri 



^ (p. 489). 



1 



Teleosauridae (p. 450). 

 Metriorhynchidae (p. 451). 

 Macrorhy'nchidae (p. 451). 

 Gaa'ialidae (p. 451). 

 Atopo.sauridae (p. 453). 



GONIOPHOLIDAE (p. 453). 



Crocodilidae (p. 454). 

 Mesosauridae (p. 476). 



NOTHOSAURIDAE (p. 477). 

 PLIO.SArRIDAE (j). 477). 



Ple-siosauridae (p. 478). 

 Elasmosauridae (p. 478). 



Pterodactyli 



(p. 486). 

 Pteranodontes 



(p. 487). 



