PLATE 3 

 Lingulella displosa petila sp. et subsp. nov. (p. 29) 



Stapeley Volcanic Group, Whitsburn Dingle, Shropshire. 

 Fig. 1. Holotype, BB 37150a. Internal mould of a pedicle valve, x 4-5. 



Palaeoglossa attenuata (J. de C. Sowerby) (p. 32) 



Meadowtown Beds, Lower Wood Brook, Shropshire. 

 Fig. 2. BB 37109a. Internal mould of a brachial valve, x 3-4. 



Meadowtown Beds, Little Weston, Shropshire. 

 Fig. 3. BB 37110a. Internal mould of a pedicle valve, x 5. 



Betton Beds, near junction of Holywell and Whitehouse Brooks, Shropshire. 

 Figs. 4, 11. BB 37117a, b. Internal moulds of pedicle and brachial valves, X 6-5, x 6-9. 

 Fig. 12. BB 37116a. Internal mould of a pedicle valve, X47. 



Meadowtown Beds, near Meadowtown Quarry, Shropshire. 

 5. BB 37113. Exterior, with detail, of a pedicle valve, X6-5, x 13. 

 BB 37115. Internal mould of a pedicle valve, x 2-8. 



Meadowtown Beds, near Meadowtown Chapel, Shropshire. 

 BB 37111a. Internal mould of a ventral pseudointerarea, x 17-3. 

 BB 371 12. Latex cast of the exterior of a pedicle valve, x 4-6. 

 BB 37114a. Internal mould of a brachial valve, x 5-4. 



Rorrington Beds, in stream near Meadowtown Chapel, Shropshire. 

 Fig. 13. BB 37118b. Internal mould of a brachial valve, x 3-5. 



Figs 

 Fig. 



'• 7. 

 8. 



Fig. 



6. 



Fig. 

 Fig. 



9- 

 10. 



