Hydrallmania falcata. Site: Craigbrain N of Ballywalter
 Hydrallmania falcata. Event number: 19820916/02. Site: Craigbrain N of Ballywalter. 1982-09-16. Photograph © Bernard Picton. (3/5) 
 Bernard Picton (2026). Photograph of Hydrallmania falcata. Site: Craigbrain N of Ballywalter. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_0937.jpg. Accessed on 2026-11-04