Petersen, K. W. (1979). Development of coloniality in Hydrozoa. In: G. Larwood & B. Rosen, eds, Biology and systematics of colonial organisms. <em>Symposium Systematics Association.</em> 11: 105-139.[details]
WoRMS (2024). Medusozoa. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1740301 on 2024-11-21
original descriptionPetersen, K. W. (1979). Development of coloniality in Hydrozoa. In: G. Larwood & B. Rosen, eds, Biology and systematics of colonial organisms. <em>Symposium Systematics Association.</em> 11: 105-139.[details]
status sourceCollins, A. G. (2009). Recent insights into cnidarian phylogeny. <em>Smithsonian Contributions to the Marine Sciences.</em> 38: 139-149.[details]