Dr. FiTTON on the Strata below the Chalk. 297 



'Exogyra conica. Compton, Bedf. Mr. Goodhall. 

 Inoceramiis sulcatus. Compton, Bedf. Mr. Goodhall. 

 Nucula, Compton, Bedf. Mr. Goodhall. 



[Lower Green- sand.'] 

 Siphonia, Casts of stem. Quainton pit, east of Ordnance Station : in the " Bottom 



rock." 

 Woody Coniferous, silicified. Woburn Sands, Bedf. 



[Hastings Sandl.'] 

 Cyclas, impressions of. Quainton, Bucks: pit at the highest part of the hill in grey 



calciferous grit, " Hardstone." 

 Paludina elongata ? Impressions. Same place and situation. 

 Serpulah Coney Hill, Bucks. In grey uniform grit, — " Sandstone". 



[Purhech Strata.'] 



Aslacus'i. Whitchurch, Bucks. In freshwater limestone, " Pendle", with worn par- 

 ticles like oolite. 



Astarte. Same place and situation. 



Cyclas media. Hartwell, Bucks ; with Modiola. Whitchurch ; with Cypris VaU 

 densis. Weedon ; in stone like the " tilestone " of Ladydown, and the " slate" 

 of the Isle of Purbeck. 



C elongata. Whitchurch, Bucks. 



C parva. Horton's Pit, near Bishopstone, Bucks ; in slaty soft limestone. 



Bishopstone (Dr. Lee's pits) in soft bluish stone. In great numbers at Weedon, 

 in the " Pendle ". Whitchurch ; impressions in freshwater limestone, with worn 

 rounded particles. Quainton; Western Pit, in the " Pendle". 



C (a large species). Quainton, West Pit. Whitchurch, Bucks. Haddenham, 



Bucks: in slaty limestone. Garsington, Oxf. : in the "Malm". 



Cypris Valdensis ?. Whitchurch, Bucks. Bishopstone, in soft bluish shale, Quainton. 



C (species uncertain). Combe Wood, and Garsington, Oxf.: in the "Malm"; 



with Paludina elongata. Denton, Bucks : in slaty soft clay, Weedon ; in stone 

 like the " Tilestone " of Ladydown, and the " slate " of Purbeck. Ford, numer- 

 ous. Horton's Pits, Bishopstone in sub-oolitic; stone : and in soft bluish slaty 

 stone, at Dr. Lee's pit. Southwarpe. Quainton. Whitchurch. 



LimniEa'i. Garsington : in the "Malm", — the representative of the "Cap"' of Port- 

 land. 



Melanopsis ?. In dark-brown clay above the Portland strata. Road from Whitchurch 

 to Winslow. 



Modiola. Remains of two or more species, one deeply striated. Garsington and 

 Combe Wood, Oxfordshire : in the " Malm." Hartwell and Bishopstone, 

 Bucks. Southwarpe: in soft fissile limestone. Whitchurch. Quainton : a small 

 species in tough sandy clay : in the bottom of the "Heath", over the " Pendle ". 



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