Right shell - inner surface - pale background

Description:

"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, (mostly drilled) large paired shells washed up on beach, mostly on lower shore"". Category: standard photograph or close-up. Background: pale background. Photographic equipment used: Canon EOS400D dSLR + Sigma 50mm 1:1 macro lens. "