PLATE VII. 



DEVONIAN SPECIES. 



Fig. 



1. Spirifrra undifera, F. Roemer. Typical shape. Middle Devonian Lime- 



stone, near Newton Abbot. British Museum. 



."2 — 10. „ „ Several variations in shape. Fig. 2 preserves its con- 



centric lines or sculpture. Figs. 2, 6, 7, 8, Wool- 

 borough (decorticated examples). Figs. 3 — 5 from 

 Barton, near Torquay. Collection of Mr. Lee. Fig. 4, 

 Mus. Geol. Survey. Fig. 10, Sp. pin</uis?, Phillips, 

 'Pal. Foss. of Cornwall. Devon, &c.,' pi. xxxi, fig. 139. 

 Barton, near Torquay. Collection of Mr. Lee. 



11 — 14. ,, „? var. undulata, F. Roemer. Several variations in shape, 



Woolborough Quarry. Collections of Messrs. Pengelly, 

 Lee, and Vicary. 



