Table L- Fossils of the Oldek Pax^ozoic (Peotozoic) Rocks in N 



Note.— Columns 1. 2. ami ?,. are added to thi. List on the authorUy of Professor 



{To face -p. 166.) 



OBTH Walts. Dkawn rP bt il^ssEs. J. W. Salter a.xi> J. be Cable Sowekbv. 



SedgwicV, paper : other Fossils belonging to those CoJum,^ are to be found in Colun,n 4. [Ed.] 



Ix)caliUa lakai in Die AicauBng Ordtr. See Section I 



NAMES OP GENERA AM) SPECIES. 



DeicendJ? fWer, from; InUie Ascending Order. S« Sec. IV. ijcendim. Ord,, ^ c ,.J.^ . 



Col. S. "-«:Sec. I- ^. ».. -4>cending liidex. b<e sec. VI. Eitracttd Itom the t 



1 Mate* ajid Mod- 

 E. of j-fiamedd, 

 4'™'«, „ 'V.of 

 Fawr. Bala Late. 



f Coder- I Rhiwaedo^, I Aber 

 [ Dinmael. E. of B^Ia JL^e,' Himant 



Crustacea. 

 A({no«tuK pisiforrnis - - . 



IllicnuK IJowmaiii Cii. s. ) 

 Paradoxides (n. s. ?) 

 TrinucleuB Caractaci - - - 



fimbriatus- 

 Asnphus Buchii . - . 



tyramiiis > . . 



Powisii . - . 



caudatiis - - - 



(n.«.) 

 Calymene IJliiiiiciibatliii 

 (n «.) . 



■ n.B. ? vvitli granulated bead - 

 EnUimostracites putictatus 



Mollutca. — Ccphu/o/jiiiia. 



NuutiluH primicviiH ■ . . 



LituitCB cormi arictis - - . 



Pliragmoccras ? ( ii. ». ?) 



Ortlioceras, sinootb and distant sopta - 

 .smooth nnil close septa 

 Hinootb and coiiiual 



Ihteropoda. 

 Ik'llcrophon bllobatus 



iiodosuH • - . 



Pleropoda, 

 Conulnrin qimdriHulvata 



Gasteropoda. 

 Plt'umtoirmria (m.h. nngnlar) 

 MuicbiHonia (de Vern.) 



(n. s.? laiRe) 

 Tliibo Pryceii! 

 Littoijna Ntriatelhi 

 Euoniphalus iiiiintus - 



Conchifera. 

 Arcii liastnori? - . . 



Nuoida? (ii. s.) 

 Cy|)ricurdia (11. s. ) 



(u.».) . 



(n.s.) . 



Uraehiupoda. 

 LiuKiilii (II. K. ?) 

 'r«ii'braliil» deoiMnplioata 



li'ipart'itH 



erispata - 



mnrninalU* (imbriaita) . 



(•1.8.) - 



(ll.N.) - 



(n.s.) - 

 Atrypn nlllnin 



+ ? 



to Pennant 

 Llanwddyn. 



+ +? 



• IV n,u.,os „.,....ed w..b an ast.H.k are „«„.e. substituted .or those given in .be Silurian 



+ + 

 + + 



12. : 13. 



+ + + 

 + + + 



+ + 



+ + 



„-.-■.- , Pen-J-OnUg .=.-,.v™s 

 lemog. Limestone. Calcanous Slule. 



14. 



Of the fitre^lnc S^iecles 



,Nr^„ ^.1. fonn'' »>» in the IVper 

 Jci^n^-Mvl^ Silurian ,«ks^' 

 N. Wales. 



Wenlorli I.iine- 

 I stone 



system, in consequence of the examination of a collection from .Sweden, in the poswssion of Mr. Murchiton. 



