81 



A Geological Column of Rocks, compiled from Professor 



Buckland and G. W. Featherstonhaugh. 



TABLE I. 





JNo. 



53 



52 



I 51 

 50 



49 



Organic Relics. 



NAMES OF SERIES. 



Material. Locality. 



Thickness. $ 

 Depth in Feet, j 



' 



Mastodon, 

 Megatherium, 

 Megalonyx and 

 other mam. 



Diluvium. 



A wash of sand- 

 clay,grav., bould. 

 &c. without the 

 works of man. 



Over the whole 

 of the earth. 



j 





Land and 

 F. W. Shells 

 Larvae of phryga- 

 nae. 



Upper Fresh 

 Water. 

 Upper Ma- 

 rine. 



Clay, Sand. 



Auvergne in 

 France. 



122 B. 



60 F. j 



a 



Marine Shells. 



Clay, Sand, 

 Gypsum. 



England, 

 New York. 

 Lower Canada. 

 Maine. 



36 B. 



160 F. j 





Land and Fresh 

 Water Shells. 



Lower Fresh 

 Water. 



Clay, Sand, 

 Gypsum. 



England. 



63 B. | 

 170 F. | 





Mam. Rep. Fish, 

 Shells andWood. 



London 

 Clay. 



Plastic Clay. 



Clay. 



England. 



550 B. \ 

 110 F. 





48 



Marine andFresh 

 Water Shells. 



Pipe Clay. 



England. 



1131 B. 





47 



Fish, Shells, 



Echini, 



Zoophytes. 



Chalk. 



White Chalk 

 with flints. 



Europe. 



Upper 320 j D j 

 Lower 300 j '■*■*• 



700 F j 





46 





Chalk Marl. 



Chalk with clay. 



England. 



200 B. ! 

 100 F. j 



c 

 o 



45 



Fish, Shells, 



Echini, 



Zoophytes. 



Upper Green 

 Sand. 



Clay and Sand. 



England. 



150 B. 



o 



44 





Gault. 







| 



a 



> Fish, Shells, 

 J43; Echini, 

 ! Zoophji.es. 



LowerGreen 

 Sand. 





England, 

 France, 

 Germany, 

 New Jersey. 



150 L. 



P 



Rep. Fish, Crus- 

 tacea. Marine 

 and F.W. Shells, 

 Plants & Wood. 



Weald Clay. 



Clay and dirt 

 beds, calcareous 

 slate. 



England. 



300 L. 



* 



|41 





Hastings or 

 Iron Sand. 





England. 

 New Jersey.* 



500 B. | 

 200 L. j 



fa 



1 



i 



40 





Purbeck 

 Limestone. 



Clay. 



England. 



400 B. 1 









11 









