INDEX. 



Age of earth, 9. 

 ATeth 



. 18. 



■ 



112. 



Anodonta, 50, 97. 



•thite in meteorite-, \2. 

 Anthracite, 107. 

 , 109. 



nic, .'6, 30, 



to geology, 



. 1 j. 



B. 



of. rg; 

 ucture in, 30. 



Ritun 



. 69. 



Brad , 101. 



Brauchiosa 



Bronzite in meteorites, 12. 



Calatnites, 112. 

 Calcareous sandstone, 40. 

 Cambrian period, 67, 81. 

 Carboniferous period, 97. 



Cave earth, 43. 

 .94. 



Chalk, formation of. 

 Chalk period, the. 156. 



: mat- 

 ter .4; 



1 



1 . 56, 7> 



I 



. T40. 



7. 48. 

 Curculot Us t 1 1 j. 



Current-bedding in clay, 43; in 

 Band 



CystoiJ 



D. 

 Urn, 100. 

 ts, 31. 



an period, 92. 



Dinothcrium, 177. 

 -0. 

 . the, 68. 

 Doleri'- 

 Dust, volcanic, 26, 30, 85. 



E. 



Earthquakes, 14. 

 Enaliorms, 155. 



187 



