Sept. 28, 2008
Bird Rock, La Jolla, California, USA
Ventral surface of, showing muscular orange foot, head with sensory tentacles and central mouth (containing radula), mantle cavity behind head (housing the single gill, not visible), and mantle tissue (lining the perimeter of the shell).
Paul Detwiler (photographer; copyright holder; identification)
This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.
Help us improve the site by taking our survey.