Dr. PiTTON on the Strata below the Chalk. 1 13 



Auricula inRata. PI. XI. f. 11. Copt Point ?S. 

 Belemnites attenualus. Leacon Hill. S. Near Folkstone. F. 



B. minimus. (Syn. B. Listeri.) Folkstone. F. 

 Cardium} decussatum. Copt Point. S. 



C. (species doubtful). Indistinct specimens, apparently different from C. decussa- 



tum. 



Caryophyllaa. Folkstone. F. 



Corbula striatiila. Folkstone. Min. Conch. 



Corystes^. Mantell, Sussex. PI. 29. fig. 13. Near Folkstone. S. 



Ci/thercea parva. (Syn, Venus parva ; M. C.) Eastware Bay and Leacon Hill. S. 



Dentalium ellipticum. Copt Point. S. 



Exogyra conica. Near Hythe. H. 



Gastrochana (species doubtful). Found in perforations of dicotyledonous wood. East 

 of Folkstone. S. and F. 



Hamites aculeatus. PI. XII. f. 4. Copt Point. H. and S. 



The Rev. G. E. Smith's observations on the new points in the structure of this 

 genus will be found hereafter, with Mr. Sowerby's description of the species 

 figured in the Plates annexed to this paper. The figures in PI. XII. are from 

 drawings by Mr. Smith. 



H. armatus. Near Folkstone. F. 



H. attenuatus. PL XII. f. 3. Copt Point. 



H. compressus. Fleur de Luce near Folkstone. F. 



JI. gibbosus. Fleur de Luce near Folkstone. F. 



H. elegans. (Parkinson, Geol. Trans, v. p. 58.) Folkstone. S. 



H. intermedius. Leacon Hill, and Fleur de Luce pits. F. 



If. maximus. Leacon Hill. S. Fleur de Luce. F. 



H nodosus. Near Hythe. H. 



H. rotundus. PI. XII. f. 1 & 2. Copt Point. S. 



H. tenuis. Near Folkstone. F. 



Inoceramus concentricus. Beautiful specimens of/, concentricus and sulcatus, with va- 

 rious Ammonites, retaining the pearly lustre of the shell, are found in great num- 

 bers about the middle of the cliff at Copt Point. F. Folkstone; W. Mailing, Kent; 

 and Cambridge : (Parkinson, Geol. Trans, v. p. 57, 58.) Also at Leacon Hill. S. 



/. Cripsii} Mantell, Geol. Sussex, PI. 27. f. 11. Near Sandgate. 



J. sulcatus. Folkstone; W. Mailing, Kent ; and Cambridge : Parkinson. 



Modiola bella. PI. XI. f. 9. Near Hythe. (Lower Green-sand ?) H. and F. 



Murex calcar. Folkstone ? F. 



Natica canaliculata. (Syn. yimpuUaria canalicufata, Mantell.) PI. XI. f. 12. Near 

 Folkstone. S. and F. The specimen a, b is filled with brownish (coprolitic ?) 

 phosphate of lime. 



Nucula bivirgata. PI. XI. f. 8. Eastware Bay. H. and G. Leacon Hill. S. 



iV. ovata. Mant., Geol. Sussex, PI. 19. f. 26. 27. Folkstone. Mantell. 



N. pectinata. Copt Point and Leacon Hill. S. Fleur de Luce pits and Cheriton. F. 

 W. Mailing, Kent; and Cambridge : (Parkinson, Geol. Trans, v. p. 59.) 



VOL. IV. SECOND SERIES. Q 



