MolluscaBase eds. (2024). MolluscaBase. Polycera horrida Hesse, 1872. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=750014 on 2024-11-22
original descriptionHesse, E. (1872). Diagnoses de nudibranches nouveaux des côtes de Bretagne. <em>Journal de Conchyliologie.</em> 20: 345-348., available online athttp://biodiversitylibrary.org/page/15684555[details]