25 Patella pellucida. July 2017. Tyne & Wear, England. © P.Lightfoot.

25 Patella pellucida.   July 2017. Tyne & Wear, England. © P.Lightfoot.

Vacated P. pellucida pit on stipe of Laminaria digitata. Juvenile Lacuna vincta, the other specialist feeder on Laminaria, taking the opportunity to feed on the exposed, nutritious core of the stipe.

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.