89 Patella pellucida. Shell length 10.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

89 Patella pellucida. Shell length 10.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

The gonads are situated between the viscera and foot but, during the breeding season, they spread (1) over much of the viscera.
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.