11 Patella depressa. Length 28mm, height 9.4mm. Lleyn, Wales. September 2015.

11 Patella depressa. Length 28mm, height 9.4mm. Lleyn, Wales. September 2015.

1: scars of pedal-retractor and anterior mantle-attachment enclose grey area shaped like a fat amphora.
2: excavated patch near the shell-vertex may be related to pale patch within black area of mantle over viscera on this specimen (see image 23 Patella depressa. Shell-length 28mm. Shell removed; mantle exposed. Lleyn, Wales. September 2015. ) .
3: shell-height 33.6% of length.
4: opaque, pigmented, chalky-white pallial tentacles extended.

OTHER SPECIES ALBUMS
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