Calliostoma zizyphinum, Odonthalia dentata. Site: S of Ballygalley Head
 Calliostoma zizyphinum, Odonthalia dentata. Event number: 19840626/03. Site: S of Ballygalley Head. 1984-06-26. Photograph © Bernard Picton. (2/3) 
 Bernard Picton (2026). Photograph of Calliostoma zizyphinum, Odonthalia dentata. Site: S of Ballygalley Head. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_6997.jpg. Accessed on 2026-11-04