Phorbas fictitius, Synoicum incrustatum. Site: NW of Giants Causeway
 Phorbas fictitius, Synoicum incrustatum. Event number: 19830520/01. Site: NW of Giants Causeway. 1983-05-20. Photograph © Christine Howson. (10/20) 
 Christine Howson (2026). Photograph of Phorbas fictitius, Synoicum incrustatum. Site: NW of Giants Causeway. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_1788.jpg. Accessed on 2026-11-04