SUPPLEMENT, PLATE XXIX. 

 Fig. 



1 — 3. Bhynchonclla quadriplicata, Zieten. Oyster Bed, Inferior Oolite, Cleave Hill, 



near Cheltenham. Collection of Mr. J. F. Walker. 

 (P. 201.) 



4. „ obsoleta, Sow. Inferior Oolite, Crewkerne Station. Collection 



of Mr. D. Stephens. (P. 207.) 



5. ,, tetrahedra, var. Dumbletonensis, Dav. Middle Lias, Dumbleton, 



near Cheltenham. Collection of Author. (P. 199.) 



6. „ „ Marstone, Middle Lias, Churchdown. (P. 198.) 



7 — 12. ,, ,, var. Nort/iawptonensis, Walker. Marlstone, Middle 



Lias, Bugbrook, near Weedon, Northamptonshire. 

 Collection of Mr. J. F. Walker. (P. 199.) 



13. „ sub-decorata, var.? Seems intermediate between Bh. sub-decorata 



and Bh. sub -tetrahedra. Collection of Mr. J. F. 

 Walker. (P. 201.) 



14 — 16. „ sub-angulata, Dav. Inferior Oolite, Cleeve Hill, near Chelten- 



ham. Collection of Mr. Walker. 15. From Pea 

 Grit, Inferior Oolite, Leckhampton Hill. Same 

 Collection. 16. Profile view of a specimen from 

 Inferior Oolite, Bradford Abbas, Dorsetshire. 

 Collection of Author. (P. 208.) 



17, 18. ,, lineata, Young and Bird. 17. Shaly Ironstone, called Cockle 



Band, zone of Am. spinatus, Middle Lias, Eston, 

 Yorkshire. 18. Internal cast of part of the beaks, 

 showing the denticulated sockets. Middle Lias, 

 Skinning Grove, Yorkshire. Collection of Author. 

 (P. 209.) 



19. ,, Bouchardii, Dav. (?) Young age. Upper Lias, Barrington, near 



Ilminster. Collection of Mr. J. F. Walker. (P. 205.) 



20. Spiriferina adscendens,E.Des\. Middle Lias, Chideock. Museum of Bridport 



Institution ; attached to it is a specimen of Theci- 

 dium Moorei. (P. 227.) 



21. „ Tessoni, var. ? Same formation, locality, and museum. (P. 228.) 



22. Lingula ovalis ? From the junction bed between Coral Rag and Kiinmeridge 



Clay, Ringstead Bay, near Weymouth. Collection 

 of Rev. P. B. Brodie. (P. 226.) 



23. Crania Griffini, Dav. Am. spinatus zone, Middle Lias, King's Sutton, near 



Banbury. Collection of Mr. Innes Griffin. 

 (P. 226.) 



