Table sliowinr/ the Order of the S>» 



of the Strata in Wals an<l Shrajtshi 



Lithological Characters. 



Number of Fossils 



Order of the 

 appearance of Life 



upon the Globe. 



f Upper Ou-udoc . 

 \ Lower Caradoc . 



(Upper 



•j Middle 



I 



("Upper 



,[ Middle 



Lower (Upper T, 

 ( doc Eocks). 



] Tremadoe Eocks. 



Upper. Dolgelly 



Rocks and Malvern 



Shales.) 



Middle. (Ffestiniog 

 Eocks ami Holly- 

 bush Sandstone.) 



'l"'»l']"l asll 



>li:i[>'- ali'l -!at 



ami shales. 

 Grey : 



Jrcv grits, purpl'' :lnrl 



,:,v l li - 1-1 I' S. Slali'-, 



and enugluiuerates. 



...... 



15 



...... 



3 



1 



...... 



17 



1 



(i 



1 



15 



1 

 1 



30 



7 



1 



lb 



. 1 



"l" 

 20 



1 



...... 



1 



1 

 15 



...... 



1 



6 



1 

 4 



1 



4 



7 



L>iiin'llil.iMii,'liiii 



rtiM-opnila. 

 Sponpi-lii. 



KlltnlrluShMlM. 



]Jril.']lin|>ntl;i, 



.Annelida. 



Cam.W-. II..,-, 

 Snowilou, LI 



Lhmdeilo.Builth, Lamp 

 Velfrey, Musclewick I 

 Aber-eiddy. 



Arnn, Aivnin, ami FiV-li- 

 niti^ nn.unl.'iiiis, Sht-1 vi-, 

 Bnilth, and St. Da 



West of Ami. a:, Slu-lve, 

 and St. David's. 



Camarvon.-liin 1 , Stiper 



IVrhmulue ami St. Da\i.l\ 



])..1,. ( .!', 



a-,.) .\j .; 



Near Maentwri 



and neighbourhoods o 

 Dolgelly and Maent 

 wrog, North Wales. 

 t. David's, Harlech 

 Bangor, Lhmheris, anc 

 the Longniyuds. 



r the unequal (Ustribut 



