Crisia eburnea, Botryllus</i> sp.<i>. Site: W of Signal Hill, Rathlin Island
 Crisia eburnea, Botryllus sp.. Event number: 19850829/02. Site: W of Signal Hill, Rathlin Island. 1985-08-29. Photograph © David Connor. (3/4) 
 David Connor (2026). Photograph of Crisia eburnea, Botryllus sp.. Site: W of Signal Hill, Rathlin Island. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_12616.jpg. Accessed on 2026-11-04