Polymastia penicillus, Diaphorodoris luteocincta. Site: Ridge, N of The Skerries, Portrush
 Polymastia penicillus, Diaphorodoris luteocincta. Event number: 19850726/01. Site: Ridge, N of The Skerries, Portrush. 1985-07-26. Photograph © David Connor. (10/13) 
 David Connor (2026). Photograph of Polymastia penicillus, Diaphorodoris luteocincta. Site: Ridge, N of The Skerries, Portrush. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_11755.jpg. Accessed on 2026-11-04