Arcopagia crassa (Pennant, 1777)
Outside of right valve : Gobbins, Antrim, Northern Ireland : W. Thompson, Collection : BELUM Mn24266. Photograph © Bernard Picton
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| Bernard Picton (2026). Photograph of Arcopagia crassa. (Pennant, 1777). [In] Marine Biodiversity Data Portal - NI. https://habitas.org/mbdp/photo.php?item=24266b. Accessed on 2026-11-03 |