Tubularia indivisa, Calliostoma zizyphinum. Site: Pinnacle, E of Maidens
 Tubularia indivisa, Calliostoma zizyphinum. Event number: 19850801/02. Site: Pinnacle, E of Maidens. 1985-08-01. Photograph © David Connor. (11/12) 
 David Connor (2026). Photograph of Tubularia indivisa, Calliostoma zizyphinum. Site: Pinnacle, E of Maidens. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_12157.jpg. Accessed on 2026-11-04