56 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [NoV. ](i. 



forms a series of great thickness. Sandstone also makes its appear- 

 ance ten miles south of Nagpoor. 



In the Pachmurra Range the sandstone is calculated by the author 

 to be at least 2700 feet thick, and he thinks it probable that it is 

 continuous with the coal-fields of Jubbulpoor, &c. to the North, and 

 to the N.W., with that beyond Baitool. Lieut. Sankey, together with 

 Dr. Jerdon, traced the sandstone almost up to Hurdagur, twenty miles 

 S.W. of Pachmvirra ; and he does not doubt that, by its continuation 

 under the trap-range of Muttoor, it is connected with the coal-bed of 

 Oomrait. 



