GAT7LT AND UPPER CHALK NEAR FOLKESTONE. 



445 



List of Fossils (continued). 



Turrilites costatus, Lam. . . . 



Sclieuchzerianus, Bosc. 



tuberculatus, Bosc. ... 



Pisces. 



Beryx, sp 



Corax heterodon=falcatus, Ag. 



Edaphodon, sp 



Ischyodus, sp 



Lanma, sp 



subulata, Ag 



Macroporua, sp. 

 Notidanus microdon, Ag. 

 Oxyrhina Mantelli, Ag..., 



Pisodus, sp 



Ptychodus decurrens, Ag. 

 polygyrus, Eg. 



Saurocephalus lanciformis, Harlan 

 Coprolites, vertebrae, &c 



Keptilia. 

 Acanthopholis horridus, Huxley . . . 

 Ichthyosaurus campylodon, Carter 



Wood 



Chalk 

 Marl. 



II. 



Grey Chalk. 



III. IV 



.VI. VI. VII 



Lower 

 Chalk. 



viii. rx. 



CD 



*© ', 



§ 



CO 



&3 



Dr. Barrois. 



Craie inarneuse 

 a T. gracilis, 

 about 75 ft. 

 Craie nodu- 

 leuse a T. labi- 

 atus, 75 feet. 

 B.-plenus zone C 

 proper = Zone 

 / a B. plenus ■< 

 (craie com- 

 pacte). 

 Craie argileuse 

 avec bancs durs 

 a A. rhotoma- 

 gensis. 



Zone a 



Ammonites 



varians. 



Craie mar- 



neuse a P. mce- 



andrina. 



Marne sa- 



bleuse=zone 



oiVecten asper, -l 



or Warminster | 



beds. ^ 



F. G. H. Price's Divisions and Zones. 

 Upper Chalk. 



IX. 



VIII. 



3 t -1 Zone of Echino- 

 a ^ conus subrotundus 

 ^ % and Terebratidina 

 © O gracilis, 118 feet. 

 % ?£, Zone of Cardiaster f 

 ? K pygmceus, 32 feet. \ 



VII. 



VI. 



Zone of Belemnites 

 plenus, 4 feet. 



3 Zone of Holaster subglo- 



i— ■ 



bosus, 148 feet. 



V. 



IV. 



III. 



Drew, in Mem, 

 of Whitaker. 



~\ Concretion- 

 I ary(?)no- 

 [ dular chalk, 

 J 73 feet, 

 ^ Soft bed of 6 

 feet, with 

 Belemnites, 

 Whitaker, 

 p. 33. 

 ► WTiite chalk 



without 

 flints, 138 ft. 



2 feet 9 inches. 



11 feet. Zone of A. rho-^ 

 tomagensis 



J Si feet. 



and varians. 



II. 

 I. 



« Q 10 feet. Zone of 

 p gf Plocoscyphia 



[ r^fc 2 mcsandrina. 



14 feet. 



J Zone of Stauronema Carteri. 



Upper Gault. 



Chalk rnarl 



(thickness 



)■ not given), 



say about 



30 feet. 



J 



DOr- 

 bigny. 



Q 



a- 



a 



c 



i 



