Longitude (deg): -1.1. Latitude (deg): 51.4. Longitude (deg/min): 1° 10' W. Latitude (deg/min): 51° 30' N. Vice county name: Berks. Vice county no.: 22. Country: England. Stage: Dead shell. Identified by: Malcolm Storey. Comment: Dead shells found beside fishing lake. Category: macro-photograph. Image scaling: highly enlarged. Real world width(mm): 0. Photographic equipment used: Canon EOS10D digital SLR and Macro MPE 65mm x1 to x5 macro lens.