Polycarpa errans. Site: Skerries,  Portrush
 Polycarpa errans. Event number: 20210718/01. Site: Skerries, Portrush. 2021-07-18. Photograph © Bernard Picton. (9/24) 
 Bernard Picton (2026). Photograph of Polycarpa errans. Site: Skerries, Portrush. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=_b216871.jpg. Accessed on 2026-11-04