Xu, K.; Agatha, S. & Dolan, J. (2023). World Ciliophora Database.
Paraspathidium longinucleatum Czapik & Jordan, 1976. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2023) European Register of Marine Species at: https://www.marbef.org/data/aphia.php?p=taxdetails&id=426575 on 2023-12-04
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2023). European Register of Marine Species.
Paraspathidium longinucleatum Czapik & Jordan, 1976. Accessed at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=426575 on 2023-12-04