222 



INDEX. 







PAGE 







PAGE 



Sowerby, Mineral Conchology 



165 



Streblopteria ornata ... 





. 50 



Sowerby, J. de C, in Prestwich' 



s Geology of 



praelineata 





. 45 



Coalbrookdale . . . 





. 167 



Eenardi 





. 104 



Spathella 





. 153 



Syncyclonema 





. 116 



— cylindriea ... 





. 154 



carbonif erum . . . 





. 120 



— tumida 





. 155 



Sowerbyi 





. 118 



Streblopteria 





47 



Witryi 





. 120 



— Buchiana 





. 127 



Synopsis of the Carboniferous 



Fossils of 



concentrica 





. 127 



Ireland, M'Coy ... 





. 168 



— elongata 





103 









- - laevigata 





48 



Tait, D 





. 192 



ERRATA. 



Page 168, line 23, right-hand column, for Spathella read Paracyclas 



Plate IV, line 12, for Killalu read Killala. 



Plate IX, line 5, omit "of the last figure." 



Plate XXIII, lines 9, 10, omit " and Redesdale, Northumberland." 



