49 Differentiation L. obtusata/L. fabalis

49 Differentiation L. obtusata/L. fabalis

Littorina fabalis.
Specimen from semi exposed shore (Ballantine 4). White interior tinted violet. Exterior reticulata pattern visible through thin rim.
Llŷn, North Wales. September 2015.
Full account at: 02 Differentiation L. obtusata/L. fabalis

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