45 



Chapter 9. — Cretaceous Series — Bagh beds, and Mahadeva group. 



Although it is highly probable, as will be shown presently, that some 



rocks belonging to an intermediate formation have 

 Absence of great plant- 

 bearing series of Bengal been classed with the Mahadeva series or its equi- 

 and Central India in 



Western Nerbudda val- valents on the map in the neighbourhood of 

 ley, &c. • 1 P • 1 



Baitool, no formation whatever appears to mtervene 



in the lower Nerbudda valley between the old unfossiliferous Vindhyans 



and the great trappean series, except the sandstones and limestones of 



Burwai, Bagh, AUeerajpoor, the Deva Nuddee, &c. No trace of Talchirs, 



Damudas, Panchets or other members of the great plant-bearing series 



of Bengal and the Central Provinces has been met with west of 



Hoshungabad. 



The history of the rocks of Bagh has already been given, together 



, , with the reasons for their assignment to the cre- 

 Name of Bagh beds " 



not well chosen. taceous series, in describing the labom's of previous 



observers. The name employed is perhaps not so well chosen as might 

 be wished, for the town of Bagh itself does not rest upon the beds, nor are 

 they especially developed in its immediate neighbourhood; two of the 

 most characteristic kinds of rock, the so called ' coralline Hmestone,'' and 

 the argillaceous limestone from which the fossils have chiefly been pro- 

 cured, being both absent and, as has been shown, confusion has already 

 arisen from the name. Still the term has now been used too long, and is 

 too generally known to be easily changed, and the objections to its reten- 

 tion are not strong enough to justify an attempt at altering it. 



The Bagh beds are found occupying a considerable tract between 

 Chota Oodipoor and Baroda, extending westward 

 Batrbeds.''"^'^'^ ^y to within 30 miles of the latter station ; throughout 



this country they form a fringe, which is rarely 

 wanting along the edge of the traps. It is not, however, quite persistent ; 

 occasionally the traps rest immediately upon the metamorphic rocks. 

 Besides this fringe, many inliersj of every possible size, from a few yards 



( 207 ) 



