Schuchert, P.; Choong, H.; Galea, H.; Hoeksema, B.; Lindsay, D.; Manko, M.; Pica, D. (2025). World Hydrozoa Database.
Clytia ryckholtii Westendorp, 1843. Accessed through: Glover, A.G.; Higgs, N.; Horton, T. (2025) World Register of Deep-Sea species (WoRDSS) at: https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=152162 on 2025-05-04
Glover, A.G.; Higgs, N.; Horton, T. (2025). World Register of Deep-Sea species (WoRDSS).
Clytia ryckholtii Westendorp, 1843. Accessed at: https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=152162 on 2025-05-04