Fig. 166. FOSSILE DRAGON-FLY (LIBELLULA). 



THE PRE-ADAMITE EARTH. 



CHAPTER VI. 



THIRD JURASSIC PERIOD. 353. Mineral character of this stage. 354. 

 Synopsis of the animal kingdom. 355. Outlines of land and water. 

 356. Land animals and vegetation. FOURTH JURASSIC PERIOD. 

 357. Mineral character of the stage. 358. Synopsis of the animal 

 kingdom. 359. Land fauna. FIFTH JURASSIC PERIOD. 360. Mineral 

 character of the stage. 361. Synopsis of the animal kingdom. 

 362. Examples of the fauna. 363. Traces of land fauna Phas- 

 colotherium and Thylacotherium. 364. Examples of the flora. 365. 

 Convulsion which closed the period. SIXTH JURASSIC PERIOD. 366. 

 Mineral character of the stage. 367. Synopsis of the animal kingdom 

 disappearance of the Ichthyosauri. 368. Remarkable changes in 

 the outlines of land and water. 369. Extent of the Mediterranean 

 basin submersion of the great Russian continent. SEVENTH 

 JURASSIC PERIOD. 370. Mineral character of this stage. 371. 

 Synopsis of the animal kingdom. 372. Creation of several orders of 

 insects. 373. Specific forms of Mollusca and Annulata. 374. Out- 

 lines of land and water. 375. Marine flora. 376. Land animals. 

 377. Surprising perfection of the fossil forms observations of Buckland 

 and Lyell. 378. Further proofs of the suddenness of the catastrophe 

 which terminated this period. 379. Indication of the general pre- 

 valence of tropical climate. EIGHTH JURASSIC PERIOD. 380. Mineral 

 character of the stage. 381. Synopsis of the animal kingdom. 382. 

 Elevation of Russia above the waters. 383. Character of the fauna. 



LARDNER'S MUSEUM OF SCIENCE. 81 



No, 149. 



