Pachymatisma johnstonia. Site: Duncan's Bo, Rathlin Island 
 Pachymatisma johnstonia. Event number: 20241015/01. Site: Duncan's Bo, Rathlin Island. 2024-10-15. Photograph © Dan Bolt. (37/37) 
 Dan Bolt (2026). Photograph of Pachymatisma johnstonia. Site: Duncan's Bo, Rathlin Island. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=pa155356.jpg. Accessed on 2026-11-03