Walter, T.C.; Boxshall, G. (2024). World of Copepods Database.
Protopsammotopa norvegica Geddes, 1968. Accessed through: The UK Marine Environmental Data and Information Network (2024) Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications at: https://www.marinespecies.org/msbias/aphia.php?p=taxdetails&id=115978 on 2025-01-15
The UK Marine Environmental Data and Information Network (2025). Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications.
Protopsammotopa norvegica Geddes, 1968. Accessed at: https://www.marinespecies.org/Msbias/aphia.php?p=taxdetails&id=115978 on 2025-01-15