428 CONTENTS!. 



PAGE 

 INVERSE ORDER OF GEOLOGICAL FORMATIONS. 



1. By modern deposites of the great ocean 408 



2. Deposites by fresh water ib. 



3. Deposites from saline lakes ib. 



4. The primitive foundation of the globe ib. 



My own opinion on the subsidence of the ancient and ori- 

 ginal ocean ; as water was (a) turned to gas to form the 

 atmosphere ; (b) converted to solids, by crystallization, 



to form minerals ; and (c) by nutrition to constitute 

 plants and animals 409 



OTHER AGENTS. 



The hypothesis of a stroke from a Comet 410 



Of a vast Inundation from the southeast.... ib. 

 Of a change in the Axis and Equator of the 

 earth forty-five degrees 411 



APPENDIX. 



Abstract of the Protogaea of Leibnitz 413 



Description of the country south of Lake Erie 417 



Classification of American Fossil Shells, &c. ,.,.,....,....,. 419 



