Posterior view of a Common Cockle shell – Cerastoderma edule (Linnaeus) – showing right and left valves, with umbos and radiating ribs, joined dorsally by an external ligament. p1080384alabelledblog
https://natureinfocus.blog
Posterior view of a Common Cockle shell – Cerastoderma edule (Linnaeus) – showing right and left valves, with umbos and radiating ribs, joined dorsally by an external ligament. p1080384alabelledblog