Neptunea antiqua. Site: SW of Rigg Bank, Donaghadee
 Neptunea antiqua. Event number: 19850710/05. Site: SW of Rigg Bank, Donaghadee. 1985-07-10. Photograph © Ulster Museum. (4/7) 
 Ulster Museum (2026). Photograph of Neptunea antiqua. Site: SW of Rigg Bank, Donaghadee. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_11248.jpg. Accessed on 2026-11-04