VI 



FOSSILS FIGURED AND DESCRIBED. 



Name of Species. 



Formation. 



Locality. 



Page 



Bracuiopoda (continued). 



Obolus (!) gibbosus, sp. nov., 

 pi. xxii 



linnarssoni, sp. nov., 



pi. xxii 



parvulus, sp nov., pi. xxii. 



cf. schmalenseei, pi. xxii . 



spp. indet. a & b, 



pi. xxiii 



Oriisia lenticularis, pi. xxiii ... 



Punctospirifer scabricosta, sp. 



nov., figs. 1, 4, 5, & pi. xiii . 



mut. ashfeliensis, 



%• 5 •• 



mut. redesdalensis, 



fig. 5 & pi. xiii 



Spirifer plicatosulcahis, sp, 



nov., pi. xiii 



Spiriferina insculpta, figs. 4, 5 



& pi. xiii 



octoplicata, figs. 4, 5, & 



pi. xiii 



muts. D & S, pi. xiii. 



per plica ta, sp. nov., fig. 5 



& pi. xiii 



muts. D & K, pi. xiii 



walcotti, pi. xiii 



Syria gothyris cuspidata mut. 



cubpidata, fig. 3 & pis. xi, 



xii 



mut. cyrtorhyncha, 



fig. 3 & pi. xi 



mut. exoleta, figs. 1, 



3, & pi. xii 



elongata, sp. nov., figs. 1, 



3, & pi. xii 



principalis, sp. nov.. 



figs. 1, 3, & pi. xi 



Tylothyris laminosa, figs. 1, 4, 



& pi. xiii 



subconica subconica, fig. 4 



& pi. xiii 



■ castletonensis, sub- 



sp. nov., fig. 4 & pi. xiii ... 

 Walcottina elevata, gen. et sp. 



nov., pi. xxi 



lapworthi, sp. nov., pi. xxi 



I Middle 



f Cambrian 



I Lower 



Cambrian 



Middle 

 Cambrian 



Upper 

 Cambrian 



)■ Upper Ay on i an. 



■{ Comley 



{ 



Various 



Dibunophyllum 

 Zone 



j- Upper Avonianl 

 Avonian < Derbvshire 



( 



I 339-40 



338-39 



i 338 

 340 



340 



| 354 



( 



\ 213-14 



214 

 * 214 



193-94 

 I 217-19 



Dibun ophyllum 



Zone \\ Various 



Avonian 



Lower Lias Radstock. 



Dibunophyllum 

 Zone 



Zaphrentis 

 Zone ... 



Avonian 



Cleistopora 

 Zone . . . 



1- Avonian ... 



■{ Various 



I Upper Dibuno- 

 i phyllum Zone 



} Lower 

 Cambrian ... 



Comley 



< 215-16 

 1217 



•j 219 

 [220 

 227 

 ( 



186 



184-85 



I 185 

 ! 

 .{ 183-84 



182-83 



197-201 



203-204 



i 204-205 



( 



i 337-38 

 1.336-37 



Ptkropoda. 



Helenia cancellated, sp. nov., Lower 

 pi. xxiv i Cambrian 



Comley 



363-64 



