†order Tubulariae
Parent taxon: Hydrozoa according to E. O. Ulrich 1904
Sister taxa: Actinulida, Chondrophorina, Delheidia, Eoporpita, Fistulella, Graptogeitonia, Hydrocorallinae, Hydroida, Jillua, Lemniscaterina, Likinia, Milleporidae, Milleporina, Ovatoscutum, Plumalina, Rhizostromella, Roseoporella, Siphonophorida, Sphaeractinida, Spongiomorphida, Spriggia, Stoliczkaria, Stoliczkiella, Stylasterina, Trachylinida, Tubuloparietes
Subtaxa: Hydractinia
Ecology: stationary epifaunal carnivore-suspension feeder
Distribution:
• Eocene of Egypt (1 collection)
• Cretaceous of Kazakhstan (1)
Total: 2 collections each including a single occurrence