Pachymatisma johnstonia, Caryophyllia smithii. Site: Altacarry Head, Rathlin Is 
 Pachymatisma johnstonia, Caryophyllia smithii. Event number: 19830607/05. Site: Altacarry Head, Rathlin Is. 1983-06-07. Photograph © David Erwin. (7/7) 
 David Erwin (2026). Photograph of Pachymatisma johnstonia, Caryophyllia smithii. Site: Altacarry Head, Rathlin Is. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_2044.jpg. Accessed on 2026-11-04