Polymastia boletiformis, Acrosorium venulosum. Site: E of The Lochgary, Rathlin Island
 Polymastia boletiformis, Acrosorium venulosum. Event number: 19840814/02. Site: E of The Lochgary, Rathlin Island. 1984-08-14. Photograph © Christine Howson. (3/10) 
 Christine Howson (2026). Photograph of Polymastia boletiformis, Acrosorium venulosum. Site: E of The Lochgary, Rathlin Island. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_8983.jpg. Accessed on 2026-11-04