67 Patella pellucida .Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.

67 Patella pellucida .Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.

The mantle skirt is fringed with translucent, white pallial tentacles (1) that can protrude beyond the rim of the shell when the mantle is fully extended.

Concise
Part 1, SHELL FORMS: 02 Patella pellucida. Growth Stage 2 (GS2). July 2012. Littoral. North Yorkshire, England. © P. Lightfoot.
Part 2, BODY & ANATOMY: 03 Patella pellucida. Growth Stage 3 (GS3). 2009. Sublittoral, Farne Islands, Northumberland, England. © P.Lightfoot.
Part, 3 HABITS & ECOLOGY: 04 Patella pellucida. Length 4.6mm. Growth Stage 3 (GS3). September 2016. Yorkshire, England. © P.Lightfoot.