Vlll CONTENTS. 



CHAP. IV. 



FOSSILS OF THE SEA-SHORE. 



General Views. Fossils of the Palaeozoic, the Secondary and 

 the Tertiary Epochs, and various considerations regarding 

 them Page 55 



CHAP. V. 



THE OCEAN. 



Aspect of the Ocean. Sunrise and Sunset. Extent. Rela- 

 tion to Rivers and Lakes. Medium of Intercourse. Depth. 

 Colour. Saltness. Circulation in the Ocean. Coral 

 Reefe, &c .81 



CHAP. VI. 



WINDS AND TIDES. 



Interest of the Subject. Air and Water, Ocean and Atmo- 

 sphere. Theory of the Tides. Tidal Phenomena. Rise 

 of Tide in various parts of the Coast The Bore. Currents 

 of the Sea. The Winds . 107 



CHAP. VII. 



MARINE VEGETATION. 



Analogy between Marine and Terrestrial Vegetation. Variety 

 of the Algae. Marine Botany, its Classification. Specimens 

 of the three Subdivisions in which our Sea- weeds are compre- 

 hended . . 125 



CHAP. VIII. 



PHYSIOLOGY OF MARINE PLANTS. 



Claims which they have on our Attention. Fructification. 

 Peculiarity f their Structure. Reproduction. Their re- 

 markable Structure as related to the Element they exist in. 

 Artificial Uses of Sea-weeds. Their Relation to Marine 

 Animals, &c 137 



