Pachymatisma johnstonia, Dendrodoa grossularia. Site: W of Farganlack Point, Rathlin Island
 Pachymatisma johnstonia, Dendrodoa grossularia. Event number: 19840809/04. Site: W of Farganlack Point, Rathlin Island. 1984-08-09. Photograph © Bernard Picton. (6/7) 
 Bernard Picton (2026). Photograph of Pachymatisma johnstonia, Dendrodoa grossularia. Site: W of Farganlack Point, Rathlin Island. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_8548.jpg. Accessed on 2026-11-04