The Natural Hiftory Part lu 



tion of Latitude: nor variation of the 

 Elevation of the Pole ; notwithftand- 

 iflg what fome Learned Men bave 



afferted. 



What concerns the raifing of new 

 Mountains: Deterrations, or the Devo- 

 lution of Earth down upon the Valleys, 

 from the Hills and higher Grounds : 

 and Iflands torn off from the main 

 Continent by Earthquakes, or by the 

 furious and impetuous infults of the 

 Sea ; thefe, I fay, will fall more pro- 

 perly under our Confideration on ano- 

 ther Occaiion And for the Muta- 

 tions of lefler moment, which fbme 

 have fancied to have happened within 

 this Interval, 1 mean, for the laft four 

 thoufand Years fince the Deluge, I 

 cliuie rarher to pafs them over at pre? 

 lent, than to crowd and encumber this 

 fhort Tratt with the account of them. 



I muft needs freely own, that when 

 I firft direfied my Thoughts this way, 

 'twas matter of real Admiration to 

 me, to find that a Belief of fb many, 

 and fuch great Alterations in the Earth, 

 had gained fo large footing, and made 

 good its ground fb many Ages, in the 

 World ; there being not the leaft figns 

 nor foQiileps of any fuch thing upon 



