Botryllus</i> sp.<i>. Site: North of The Giants Causeway
 Botryllus sp.. Event number: 19820730/02. Site: North of The Giants Causeway. 1982-07-30. Photograph © David Erwin. (6/17) 
 David Erwin (2026). Photograph of Botryllus sp.. Site: North of The Giants Causeway. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_0456.jpg. Accessed on 2026-11-04