FROM WEST PAKISTAN 



93 



sp. nov. Some of the common species which range from the Middle to the Upper 

 Eocene are : Alocopocythere transversa sp. nov., Bairdoppilata sp.A, Cytherelloidea 

 cf. C. costatruncata Lubimova and Mohan, Cytheromorpha sp.A, Cytheropteron sp.D, 

 Paijenborchella sp.C, Patagonacy there ? nidulus sp. nov., Pterygocythereis (Pterygocy- 

 there) sp.A and Stigmatocythere lumaria sp. nov. (A complete list of these species is 

 given in Tables 4 & 5). 



vi. appendices 

 Appendix i 



Sor Range Lease 58, measured section at locality 460. 

 Section measured by J. A. Reinemund. 



Thickness (feet) Description of Unit 



10+ Claystone, grey 



42 Conglomerate containing limestone and chert 



pebbles, cobbles, boulders as much as 8 in. 

 across ; matrix of medium grained, yellowish 

 brown sandstone forms about 20% of rock. 

 42 Concealed by talus 



18 Claystone, medium grey, not fissile, semiplastic, 



containing scattered fossils. Calcareous nodules 

 at top ; silty and carbonaceous in lower part. 

 2-3 Sandstone, very fine grained to silty brownish- 

 grey, imperfect and irregular bedding, contains 

 carbonized plant fragments and vertical root 

 moulds. 

 24 Claystone, dark olive grey, not fissile, silty in 



upper few feet and lower few feet ; contains 

 irregular coal layers as much as 4 in. thick in 

 lower 2 ft. 

 7^ Sandstone, fine to very fine grained, light brown- 

 ish grey, mostly even beds 2-8 in. thick, locally 

 cross-bedded. 

 2 Siltstone, poorly bedded, carbonaceous, contain- 



ing very carbonaceous layers as much as \ in. 

 thick in top 2 in. 

 i\ Claystone, silty, olive grey, not fissile, containing 



carbonised plant chips. 

 5 Siltstone, brownish grey, imperfect beds, cross 



laminated. 

 45 Claystone, silty at top, olive grey not fissile. 



Sample No. 



460a (near top) 



460b (6-8 above 



bottom) 

 460c (3-4 feet 



above bottom) 

 46od 



46oe (5-6 feet 

 above bottom) 



46of (1-2 feet 

 above bottom) 



