



PLATE IV. 









Localities from which the specimens figui 



Fig, 



Names of the shells. 

 Troplion pseudo-Turtoni 



PAGE 



8 



were obtained. 



1. 



Red Crag, Waldringfield. 



2, a, b. 



Limncea palustris . 



37 



Fluv.-mar. Crag, Bramerton. 



3, a. 



— auriadaria . 



36 



Fluv.-mar. Crag, Bramerton. 



b. 



Figure of a recent specimer 

 by mistake of the en- 



L 





4. 



Limncea peregra 



37 



Fluv.-mar. Crag, Bramerton. 



5. 



Can cellar ia avara ? 



22 



Red Crag, Waldringfield. 



6. 



Pupa edentula . 



37 



Fluv.-mar. Crag, Bramerton. 



7. 



Hydrobia obtusa 



30 



Fluv.-mar. Crag, Bramerton. 



8, a—b. 



Valvata cristata . 



36 



Fluv.-mar. Crag, Bramerton. 



9. 



— piscinalis [anti- 









qua) 



36 



Fluv.-mar. Crag, Bramerton. 



10. 



Bulimus lubricus . 



3S 



Red Crag, Butley. 



11. 



Scalaria geniculata ? . 



26 



Cor. Crag, Sutton. 



12. 



JYassa granulata, var 











4 



Red Crag, Sutton. 



13, a—b. 



— consociata 



4 



Red Crag, Waldringfield. 



14. 



— angulata ? 



4 



Red Crag ? Boyton. 



15. 



— incrassata, var 









tumida . 



4 



Red Crag, Butley. 



16. 



Ceritldum Greenii ? 



23 



Chillesford bed, Bramerton. 



17. 



Eulima robusta 



28 



Red Crag, Waldringfield. 



18. 



— Hebe . . . 



28 



Cor. Crag, Sutton. 



19. 



Rissoa reticulata . 



. 30 



Cor. Crag, Sutton. 



20. 



TrocJius zizipkinus, var. 



34 



Cor. Crag, Sutton. 



21. 



Rissoa parva 



29 



Cor. Crag, Sutton. 



22. 



Eulima Naumanni 1 . 



27 



Cor. Crag, Sutton. 



23. 



Rissoa costulata 



. 29 



Cor. Crao\ Sutton. 



