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nies of all the philofophic travellers who have traverfed and 

 examined them. 



BiTUGUER and Don Ulloa * atteft the fame {a&. with refped to 

 Ouito and the lofty regions of South America, having met with 

 none in ninety leagues from a little north of the yEquator to 

 Cuenca, between 2" and 3"^ fouth of it, Quito being elevated 

 0374 feet above the level of the fea. ! even doubted whether the 

 petrifadions found by Mr. De Luc on Mount Grenier at the 

 height of 7SC0 feet, were incorporated in the body of any ftony 

 mafs, but he has fince affurcd me that they were ; now the fhells 

 he found, being Cornua Ammonis, a fpecies of thofe called Peiagicar, 

 it would thence appear that the fea had rifen ftill higher, though 

 not above 1 00 feet. 



To repel this proof of the Mofaic account, it has been replied 

 by the laborious, learned and eloquent writer of the Vhifloire du 

 Monde primitif and others, that the keen air exifting in thefe 

 elevated regions had long ago decompofed and confumcd the 

 ftiells that might have been there depofited ; but as the ftones 

 ftill remain, it is evident that the fhells incorporated in their in- 

 terior muft alfo have remained, if any fuch were ever contained 



in them. 



However,, 



* Bouguer Figure de la Terre, p. Ixv. Don UUoa, Mem. Philofoph. vol. I. p. 363.. 



