LIST OF ILLUSTRATIONS 



Fig. page 



144. A portion of the upper jaw of the recent lizard 



Iguana ........ 200 



145. Photograph of the skull of an Iguanodon . . 202 



146. Drawing of the skeleton of a carnivorous Dinosaur, 



the Megalosaurus ...... 203 



147. Drawing of a completely restored skeleton of the 



Brontosaurus ...... 205 



148. Probable appearance of the Ceteosaurus (and of the 



closely similar Diplodochus and Brontosaurus) 



in life 206 



149. Drawing of the appearance in Hfe of the three- 



horned Dinosaur, Triceratops .... 207 



150. Probable appearance in life of the Jurassic Dinosaur, 



Stegosaurus . . . . . . .208 



151. Photograph of the skeleton of Parisaurus . .211 



152. Probable appearance in life of the Theromorph 



Reptile, Dimetrodon . . . . .212 



153. View of one of the dark patches in the cliffs of the 



river Dwina . . . . . . . 213 



154. One of the nodules showing the form of the em- 



bedded skeleton . . . . . .214 



155. Peasants working on the face of the cHff near 



Archangel and removing nodules containing the 

 skeletons of great reptiles . . . . .215 



156. Professor Amalitzki's workshop in Warsaw . .216 



157. A series of skeletons of Parisaurus removed bit by 



bit from Archangel nodules and mounted as de- 

 tached specimens by Professor Amalitzki . .217 



158. Photograph of a skeleton of Pariasaurus, removed 



from an enveloping nodule and mounted by 

 Professor Amalitzki . . . . .218 



xix 



