250 ORDER VII. AraneA. 



them of the faculty of multiplying objects, as 

 their immobility does that of feeing fuch obje&s 

 as are placed otherwife than exactly before each 

 eye. 



Geoffroy afferts, that all fpiders have eight 

 eyes, and that the eye, at each extremity of 

 the line, in the fpecies which Linnaeus believed 

 to have only fix, is double. 



Spiders prey upon all weaker infects, even 

 thofe of their own fpecies, and are themfelves de- 

 ftroyed by Spheges and Ichneumons ; they vary 

 in colour according to their age, and often the 

 different fexes of the fame fpecies differ in that 

 particular •, they caft off or change their fkin ; 

 they are not preferved perfect in cabinets with- 

 out great difficulty, on account of their grea^ 

 humidity. 



GlNtfS 



