Shells - inner and outer surfaces - dark background

Description :

Longitude (deg): -4.7. Latitude (deg): 50.2. Longitude (deg/min): 4° 50' W. Latitude (deg/min): 50° 20' N. Vice county name: East Cornwall. Vice county no.: 2. Country: England. Stage: Dead shell. Identified by: Malcolm Storey. Comment: "dead shells (2 pairs, 2 singletons), 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.