X TABLE OF CONTENTS. 



CHAPTER Till. 



Eocene, or White Marl. Quantity of lime variable, but greater than the average of 

 other varieties. The Wadsworth beds. His letter. Beds upon the Neus 

 Haugh ton's marl. Composition, 101 107. 



CHAPTER IX. 



Shell marl. Heterogenous in its composition and arrangement of materials. Chemi- 

 cal constitution. Application of marl. Poisonous marl. How corrected. Theories 

 respecting the operation of marl. 107 126. 



CHAPTER X. 



Animal manures. Fish, Crabs. Cancorine. Compost of crabs. Preservation of 

 the offal of fish. 126132. 



CHAPTER XL 



Clay. Characteristics of a good clay. Composition of fine clays. Composition of a 

 clay upon Bogue Sound. 132 135. 



CHAPTER XII. 



The grasses and their functions. Different objects attained by their cultivation. 

 Chemical constitution of the grasses. Elementary organs and parts of the blos- 

 som. Division of grasses. Southern genera. Cultivated species with their de- 

 scriptions and properties. 135 181. 



CHAPTER XIII. 



Red clover. Organic constitution. Composition of the ash. Differs in composition 

 from the true grasses. Failures in its cultivation. For a green crop. Lucerne. 

 Sanfoin. 181188. 



CHAPTER XIV. 



Methods by which the valuable grasses may be cultivated successfully. Soiling and 

 its advantages. 188 193. 



CHAPTER XV. 



PALAEONTOLOGY. Fossils of the green sand and tertiary. Mammals. Horse. Hog. 

 Mastodon and elephant. Deer. Whales, or celaceans. 193 213. 



CHAPTER XVI. 



Description of reptilian remains of the marl beds of North-Carolina. Reptiles of 

 the green sand. 213225. 



CHAPTER XVII. 



PISCES. Description of the remains of fish in the North-Carolina marl beds. 225 

 245. 



CHAPTER XVIII. 



MOLLOSCA. Description of the cephalopods, gasteropods and lamellibranchiata. 245 

 303. 



CHAPTER XIX. 

 &ADIATA. Description of the echinoderns. Sea urchins. Polyparia. 303 314, 



