APPENDIX. 



335 



The correlation of the Upper, Middle, and a portion of the Lower Eocenes 

 of the Paris basin and Belgium has recently * been revised by M. Dollfus, as 

 follows : — • 



PARIS. BELGIUM. 



Chamois sands. 



Marine gypsum 



• r { Glauconiferous clay, 



infra-gypseous ', •' 



l^ Sands with JV. Wemmelensis. 



)■ Wbhuelian. 



Limestone of St. 

 Ouen. 



Sables Moyens 

 with Hurnm. 

 variolarius. 



I Missing. 



' Sandstone with Ostrea inflaia. 



Bods with Cerithium and Jiau- 

 tilus. 



^ Gravel with N. variolarius. 



 Ledian. 



Upper 



EOCE.NE. 



' Caillasses.' 



Marine Calcaire 



f Calcareous sands with Solarium. 



 Laekenian. 



Grossier. \ mri,pa-he<is. 



^r^i/^ti!''- } Gravel with .V.fe.i,«&s. 



Limestone with 1 t> j -ii »r 7  j  -j ' 

 ^■ummulifes. ) ^'^ "'"^ ^- '^^'3'''»' »« ^^(«- 



1 Sands and sandstone with lios- 

 tellaria. 

 Glauconitic sand of Aeltre. 



Sands with " tetes f Sandstone with Pinna marqari- 1 „ 

 dechut." 1 tacea. | Paniselian. 



Sands of Cuise. | Sands with N. planulaius. \ Ypeesian. I 



 Bkuxeluan. 



Middle 

 Eocene. 



Lower 

 Eocene. 



* Bull. Soc. G^ol. France, 3« ser. t. xvii. (1889) p. 884. 



