Left (upper) valve - inner surface - dark background

Kuvaus:

Longitude (deg): -5.0. Latitude (deg): 50.4. Longitude (deg/min): 5° 0' W. Latitude (deg/min): 50° 30' N. Vice county name: West Cornwall. Vice county no.: 1. Country: England. Stage: Dead shell. Identified by: Malcolm Storey. Comment: Dead shells (left valves) washed up on beach. Category: standard photograph or close-up. Background: dark background. Photographic equipment used: Canon EOS400D dSLR with Tamron SP AF Di 90mm Macro 1:1 lens.