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DIE. J. S. GAEDNEE ON THE LEAF-BEDS 



At some distance east the bed of flints greatly increases, and 

 forms a vertical mass from 20 to 22 feet thick, composed exclusively 

 of partly rolled subangular flints of all sizes up to a diameter of about 

 6 inches, but mostly not larger than potatoes. They are smallest 

 towards the top, and are capped by 2 or 3 feet of flint grit, or sand. 



a. Amygdaloidal Trap. 



b. Dense Trap, slightly columnar. 



c. Glacial Bed. 



d. Kudely columnar Trap, 25 ft. thick. 



e. Indurated Mud. 

 /. Grit. 



g. Mint Conglomerate. 



h. Sand, with lignite. 



i. Amorphous Trap, partly obscured 



by grass, &c. ; the last half invi- 

 sible and perhaps a different 

 flow. 



while underneath is a conglomerate, 12 to 14 feet thick, of basalt with 

 a few large and perfect flints and many angular flint-flakes. The 

 base of this series is 60 feet above high water at this point, and no 

 traces whatever of it are seen in the cliffs further east. Nearly 100 



