Explanation of the Plates. 261 



appears to possess analogies with that mentioned by M. de 

 Schlotheim in the Taschenbuch, &c. and the Petrefacten 

 Kunde, by the name of echinitcs quaternatus. 



Plate 9. View and Section of the Montagne des Fis. 



Fig. 1. View taken from the Servoz foundry. 



A. B. The part of the crest we attained. M. Kind of 

 inaccessible col. m. the marteau. F. Behind this point is 

 situated the bed containing the green sand fossils. S. Sum- 

 mit. 



Fig. 2. Figurative section. 



No proportions could be followed with regard to the 

 thickness and extent of the beds, especially the collections 

 of fallen masses, because the size of the figure would have 

 been greatly augmented without any useful result. 



