image: Pachymatisma johnstonia. Ballyconnell Point, S Donegal Bay.

Pachymatisma johnstonia (Bowerbank, 1842)
Ballyconnell Point, S Donegal Bay. Photograph © Bernard Picton


 Bernard Picton (2026). Photograph of Pachymatisma johnstonia. (Bowerbank, 1842). [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/photo.php?item=m0749. Accessed on 2026-11-04