240 



Dr. FiTTON on the Strata below the Chalk, 



Astarte striata. M. Min. Con. 



A— multistriata. M. PI. XVI. f. 17. 



Auricula? incrassata. M.,F. Min. Con. 



A — ? Two species, not figured. F. 



Avicula anoma\a. M. PI. XVII. f. 18. 



Cardium Hillanum. F., M., and Min. 

 Con. 



C — prohoscideum. M. Min. Con. 



Corbula truncata. M. PI. XVI. f. 8. 



C— elegans. F., M., Min. Con. 



C — gigantea. M., Min. Con. 



C — laevigata. Min. Con. 



C — . Two other species, probably new. 

 M. 



CitcuUcea carinata. M. In red jasper- 

 like stone. Min. Con. 



C— costellata. M., F. Min. Con. Col 

 lumpton, Devon : near Lyme. D. 



C — decussata. Pinhay or Bere ? F., 

 Min. Con. 



C— fibrosa. M., F. The sand-rock of 

 this specimen is very like thatof Ris- 

 borough,near Hythe. In red jasper- 

 like stone or chalcedony. Min. Con. 



C — glabra. Pinhay. In firm sparry grit. 

 M., Min. Con. Near Lyme. D. 



C— formosa. M. PI. XVII. f 7. 



Cyprina angulata. {Venus angulata. Min. 

 Con.) The shell about one third filled 

 with chalcedony, as with a liquid. In 

 some specimens the shell, the place 

 of which is now occupied by chal- 

 cedony, had been bored through, as 

 represented in the Plate : in others 

 the shell is covered by a thin outer 

 crust of chalcedony, opake and hydro- 

 phanous ; and the cavity is nearly full 

 of very fine siliceous sand, over which 

 in some places is a thin crust of flat 

 botryoidal translucent chalcedony. M. 

 Teignmouth. Min. Con. 



C— cuneata. M. PI. XVI. f. 19. Drawn 

 from a specimen in Mr. Goodhall's 

 collection. 



C^prma rostrata. M. PI. XVII. f. 1. 



Cytherea caperata. {Venus. Min. Con.) 

 M., F. Variation in the depth of striae. 

 Min. Con. Blackdown, and near Lyme. 



C — lineolata. {Venus. Min. Con.) M., 

 Min. Con. Berehead. F. 



C — parva. {Venus. Min. Con.) M., Min. 

 Con. Pinhay? F. 



C— plana. { Venus. Min. Con.) M., Min. 

 Con. Pinhay ? F. 



C— subrotunda. M. PI. XVII. f. 2. 



Dentalium ct/lindricum. Near Exmouth. 

 Min. Con. 



D — ellipticum. F. 



D— medium PI. XVIII. f. 4. M., Min. 

 Con. 



£c/j2«w5, portion of an. Bere: In white 

 calcareous sandstone. F. 



Exogyra conica. {Chama,M'u\. Con.) M., 

 F. Ware, west of Lyme Regis. Pin- 

 hay. Bere. F. 



E — conica : var. Ridge high and sharp. 

 Berehead. F. 



E — halyotoidea ? {Chama, Min. Con.) 

 Blackdown. F. 



E — Icevigata. {Chama,'Min. Con.) Low- 

 est part of the green-sand at Bere- 

 head : In soft agglutinated sand, 

 abounding in green particles. F. 



E — undata. {Chama, Min. Con.) M. 

 and Min. Con. 



Fusus clathratus. M. PI. XVIII. f. 19. 



F — quadratus. {Murex, Min. Con.) M. 

 Pi. XVIII. f. 17. 



F— rusticus. M. PI. XVIII. f. 18. 



F— rigidus. M. PL XVIII. f. 16. 



F — another species ? M. 



Gervillia aviculoides. M. Lyme. Min. 

 Con., F. 



G — solenoides. Min. Con. 



Gryphcea canaliculata. {Chama, Min. 

 Con.) M. Outer surface calcareous 

 and effervescent, chalcedony within. 

 F. 



