I 



THE KOUNM.AT,„Ns OK TIMC CONT.NKNTS g, 



thickness from a^e to a,e. Any attempts Z 

 account otherwise for these thick and g.eatly ex- 

 tended beds, regularly interstratified with other 

 <lepos,ts, have so far been failures, and have arisen 

 -her from a want of comprehension of the nature 

 ■•"Kl magnitude of the appearances to be explained 

 - from the error of mistaking the true bedded' 

 I'mestones for veins of calcareous spar 





fe) Dion ™.';d g1,^'™''<»'« «'•!. Eo.„o,, 



Again, in the original molten world if 

 "■^ely that most of the carbon p"!; ^,^1 

 at the surface _ was in th. . ^'"'"'■"^-'^^ 'east, 

 gaseous form of clrbon d' , "'""' '" ""^ 



dissolved by the rt t^f' ""'" '"'•^'^' l"^ 

 oy tne ram and other waters- h„t 



know in the modern world no n ' 



