PLATE 10 

 Whittardia paradoxica gen. et sp. nov. (p. 62) 



Whittery Shales, near Hockleton Bridge, Shropshire. 

 Fig. 1. Paratype, BB 35384b. Latex cast of the exterior of a brachial valve, x 4-8. 



Whittery Shales, Whittery Quarry, Shropshire. 

 Fig. 2. Paratype, BB 35383a. Internal mould of a pedicle valve, X5'i. 

 Fig. 4. Paratype, BB 35402b. Latex cast of the exterior of a brachial valve, x 5-7. 



Dolerorthis cf. tenuicostata Williams (p. 63) 



Whittery Shales, Whittery Quarry, Shropshire. 



Figs. 3, 5. BB 35460a, b. Latex cast of the exterior and the internal mould of a pedicle 

 valve, x6-i, X3-6. 



Figs. 7, 10, 13. BB 35459a, b. Latex casts of the exterior and the interior and the internal 

 mould of a brachial valve, X 3-3, X3-6, X 3-6. 



Glyptorthis viriosa sp. nov. (p. 64) 



Spy Wood Grit, near Rorrington, Shropshire. 

 Figs. 6, 14. Holotype, BB 35505a, b. Latex casts of the exterior and interior of a brachial 

 valve, X5. 



Fig. 8. Paratype, BB 35509. Internal mould of a pedicle valve, X4*8. 



Fig. 9. Paratype, BB 35506a. Internal mould of a pedicle valve, x 5-3. 



Fig. 11. Paratype, BB 35508a. Latex cast of the interior of a brachial valve, X5. 



Fig. 12. Paratype, BB 35507. Internal mould of a pedicle valve, X5. 



Meadowtown Beds, Minicop Farm, Shropshire. 

 Fig. 15. BB 35520b. Latex cast of the exterior of a brachial valve, x 7-5. 



