Geology and Natural History. 46' 



iia tlK";e remains are often at variance and ofte: 



»oac]i. Thise^i^ 



lid comnk'fccolh'ctious 

 proofs of a -iMdual ciian 



""■■^_t 01.. CoJ-.m.i.UMS- ];ut <;o].],ert find, hpi- 

 - lii-i'n ... -the loM. s^ strata of th<' JVrmi ui " in Knrope. 

 ^ -I. ^(MiiH.i n.HkTtlie .a< nvv\< naim-of Tnyonor^.rpm, 



_-i"nujat(. (•o,d_v,,i,;ta',\pwai\ri(. Coal Xo. 2. "They 



!■ tlio name of CirpolUJus, ha\e been observed hiohcr 

 ■;^< '•- ^oiiie vjK(i,>s rjiiijre from bottom to top of the 

 I'rt^, an> characteristic of the lowest seams, (hlontop- 

 'i the sirat \.,]iuue. "Lar<re thic"k-Iea^ ed species of 



