| Arnioceras semicostatum |
90 |
From block on shore, Flat Scars, Robin Hood’s Bay, North Yorkshire. |
| Aspidoceras (Euaspidoceras) douvillei |
54 |
Base of Tennants Cliff, Cayton Bay, Scarborough, North Yorkshire. |
| Aspidoceras sp. |
13 |
Dalby Cutting, Dalby Forest, Thornton le Dale, North Yorkshire. |
| Aspidoceras sp. juv. |
110 |
Base of Tennants Cliff, Cayton Bay, Scarborough, North Yorkshire. |
| Asteroceras obtusum |
183 |
Shore exposure Miller’s Nab, Robin Hood’s Bay, North Yorkshire. |
| Asteroceras obtusum |
57 |
Miller’s Nab, Robin Hood’s Bay, North Yorkshire. |
| Asteroceras sp. |
95 |
Miller’s Nab, Robin Hood’s Bay, North Yorkshire. |
| Beaniceras sp. |
27 |
From block on shore, Flat Scars, Robin Hood’s Bay, North Yorkshire. |
| Binasphictes sp. |
65 |
Quarry at Drewton Cutting, South Cave, East Yorkshire. |
| Binasphictes sp. |
66 |
Quarry at Drewton Cutting, South Cave, East Yorkshire. |
