Shell - base - close-up

Descrission:

Longitude (deg): -0.1. Latitude (deg): 50.8. Longitude (deg/min): 0° 10' W. Latitude (deg/min): 50° 50' N. Vice county name: East Sussex. Vice county no.: 14. Country: England. Stage: Dead shell. Identified by: Malcolm Storey. Comment: dead shells c. 7cm deep in tunnels in chalk on foreshore. Category: macro-photograph. Real world width(mm): 21.75933333333. Photographic equipment used: Specimens directly scanned on Black Widow 9630 SP flatbed scanner.