PLATE VII. 



Fig. Page. 



1. Belemnites redivivus, sp. nov.— From the shales of Cayton Bay. In the Leckenby Collection, 



Sedgwick Museum. 1 a, ventral aspect ; 1 b, lateral aspect. 59 



2. Belemnites redivivus (?) ; narrower form. — Prom the shales of Cayton Bay. In the 



Sedgwick Museum. 59 



3. Alaria erinacea (Piette). — Scarborough. In the Leckenby Collection, Sedgwick Museum. 



3 a, natural size : 3 b, penultimate whorl magnified. 61 



4. Alaria erinacea (?) ; cast. — Bedford. In the Northampton Museum. 61 



5. Alaria tridigitata (Piette). — Murcot. In the Collection of the Author. 62 



6. Alaria bicornis, sp. nov. — Woodstock Railway Cutting, Shipton-on-Cherwel 1 . In the 



Collection of Mr. Hudleston. 6a, aspect in plane of posterior digitation ; 6 b, aspect in 

 plane of anterior digitation. 63 



7. Alaria composita (Sowerby). — Scarborough. In the Museum of Practical Geology. 7 a, 



back view ; 7 b, perpendicular view. 64 



8. Alaria composita (?) ; cast. — Bedford. In the Northampton Museum. Same view as 7 b. 64 



9. Alaria palmata, sp. nov. — Woodstock Eailway Cutting, Shipton-on-Cherwell. In the 



Collection of Mr. Hudleston. 9 a, front view ; 9 b, perpendicular back view. 65 



10. Bittium pingue, sp. nov. — Scarborough. In the Museum of Practical Geology. 10 a, 



natural size ; 10 b, last whorl x 2. 67 



11. Bittium lorieri (Hcb. and Desl.) X 2. — Shipton-on-Cherwell. In the Collection of Mr. 



Hudleston. 11 a, natural size. 68 



12. Cmjptaidax tortilis (Hcb. and Desl.) x 2. — Shipton-on-Cherwell. In the Collection of Mr. 



Hudleston. 12 a, natural size. 69 



13. Ditto ; from the same locality and collection. End view showing aperture x 4. 69 



14. Cerithinella biserialis, sp. nov.— Shipton-on-Cherwell. In the Collection of Mr. Hudleston. 



14 a x 2 ; 14 b, base whorl x 4. 70 



15. Cerithium mult i vol ut urn, Piette. — Woodstock Railway Cutting, Shipton-on-Cherwell. In 



the Collection of Mr. Hudleston. 70 



16. Nerinsea dimidiata, sp. nov. — Scarborough. In the British Museum (no. G. 17000). 16 a, 



natural size ; 16 b, one whorl enlarged. 73 



17. Neriniea bathonica, Rigaux and Sauvage.- — Akely Brickyard. In the Collection of the 



Author. 17 a, restored picture from three fragments ; 17 b, section of interior of whorl. 72 



18. Aptyxiella lineata, sp. nov. — Near Chippenham. In the British Museum (no. 27422). 74 



19. Aptyxiella blainvillei (Desl.). — Woodstock Railway Cutting, Shipton on-Cherwell. In the 



Collection of Mr. Hudleston. 74 



20. Eulima lachryma, sp. nov.— Scarborough. In the Sedgwick Museum. 20a, natural size; 



20 6, enlarged. 75 



21. Eulima extricata, sp. nov. — Scarborough. In the British Museum (no. G. 16997). 76 



