PLATE IV. 



DEVONIAN SPECIES. 



Fig. 



1 — 3. Athyris, sp.? Supposed to belong to A. concentrica. Casts and impressions from brown grit, 



Upper Devonian of Incledon, near Barnstaple and Braunton. 

 4. ,, 1 Internal cast of an undetermined species, from the light brown grits, Looe, 



Cornwall. Collection of Mr. Pengelly. 

 5 — 7. Re)isselceiia stringicepsl F. Roemer. Casts, Devonian Limestone, Hagginton Hill. Collection 



of Mr. Valpy. 

 8 — 10. Retziaferita, Von Bitch. Fig. 8, Woolborough Quarry, near Newton Abbot. British Museum. 



Fig. 9, Barton, near Torquay. Collection of Mr. Lee. Fig. 10, 

 Mus. of the Geol. Survey. 

 11, 12. Uncites gryp/ms, Defr. From the Dartington dolomitic limestone, near Tolness, and Middle 



Devonian Limestone, Woolborough Quarry, near Newton Abbot. 

 13. Spirifera lineatal Martin. Middle Devonian, Woolborough Quarry, near Newton Abbot. Col- 



lection of Mr. Pengelly. 

 14,15. ,, „ after Phillips, ' Pal. Foss. of Cornwall, Devon, and West Somerset,' t. xxviii, 



fig. 120, Upper Devonian, Petherwin and Landlake. [Never having seen 

 these specimens, I am unable to affirm their identity with the Carboniferous 

 Sj). lineata.~\ 

 16. „ „ —Sp. microgemma, Phil., 'Pal. Foss.,' pi. xxvii, fig. 116, Not having seen 



this specimen, I here introduce it upon Professor Phillips' authority. 

 Hope' 8 Nose, near Torquay. 

 1/ — 22. Spirifera iiuda, Sow. Middle Devonian. Fig. 17, Barton, near Torquay. Sliarpe Collection, 



Mus. Geol. Soc. Fig. 18, original type, Dockyard, near Plymouth. 

 Mus. Geol. Soc. Figs. 19, 20, Woolborough, near Newton Abbot. 

 Fig. 21, Dartington, near Totness, Devon. Collection of Mr. 

 Champernowne. Fig. 22, Barton. Collection of Mr. Lee. 

 23, 24. „ ,, =Sp. pulcheUus, Sow., 'Trans. Geol. Soc.,' vol. v, 2nd ser., tab. lvii, fig. 9, 



Middle Devonian Limestone, Mount Wise, near Plymouth. Mus. Geol. 

 Soc. 

 2."> — 28. „ Urii, Flem. = 5'p. unguiculus, J. Sow., in brown grits, Upper Devonian of Bradford, 



near Barum, North Devon ; and South Petherwin, Cornwall. 

 Fig. 26, original figure in ' Geol. Trans.,' 2nd series, vol. v, 

 pi. liv, fig. 8. 

 29 — 32. ,, cvrvata, Schloth. Decorticated examples. Fig. 29, Barton, near Torquay. Sharpe's 



collection, Mus. Geol. Soc. Fig. 30, Lummaton, near Tor- 

 quay. Fig. 31, Chircombe Bridge, near Newton. Collection 

 of Mr. Vicary. Fig. 32, near Torquay. (See more perfect 

 examples, pi. ix, figs. 22, 26, & 27.) 



33. ., „ 1 Internal flattened cast, Devonian, Looe, Cornwall. 



34. ,, „ ? Woolborough Quarry, near Newton. Collection of Mr. Pengelly. 



