Guidetti, R.; McInnes, S.J.; Kristensen, R.M. (2024). World List of Tardigrada. Ursulinius septentrionalis (Thulin, 1928). Accessed through: Land J. van der (ed). (2008) UNESCO-IOC Register of Marine Organisms (URMO) at: https://www.marinespecies.org/Urmo/aphia.php?p=taxdetails&id=1666083 on 2024-07-11
Land J. van der (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). Ursulinius septentrionalis (Thulin, 1928). Accessed at: https://marinespecies.org/urmo/aphia.php?p=taxdetails&id=1666083 on 2024-07-11
new combination referenceGasiorek, P.; Stec, D.; Morek, W.; Michalczyk, L. (2019). Deceptive conservatism of claws: distinct phyletic lineages concealed within Isohypsibioidea (Eutardigrada) revealed by molecular and morphological evidence. <em>Contributions to Zoology.</em> 88(1): 78-132., available online athttps://doi.org/10.1163/18759866-20191350[details] Available for editors
Present Inaccurate Introduced: alien Containing type locality