172 CONGHOLOGY, 



A Nautilites about the fize of a pippin, 

 quite pyritical, without the (lighteft veftiges 

 of the natural Shell. It is deeply urn- 

 bilicated, has fine foliaceous futures in 

 feveral parts, and befides is thickly and 

 finely ridged acrofs fro ox fide to fide, the 

 ridges not ftrait, but curved, the curvature 

 tending downwards, or from the mouth. 

 This is in the elegant colleclion of my 

 efleemed friend Mr. Ingham Fofter, of 

 London. 



A fmall kind, with undulated or zigzag 

 futures, found in the limeftone of Derby «• 

 ihire and in Germany, 



SECTION 



