Parent taxon: Cnidaria according to R. K. Bambach et al. 2007

Sister taxa: Anthozoa, Aspidella, Ausia, Cloudinidae, Conulata, Crassitubus, Cubozoa, Cyclozoa, Erniettamorpha, Escumasia, Hiemalora, Hydroconozoa, Hydrozoa, Medusae, Melanofurcata, Melanosteus, Melanostylus, Myxozoa, Namacalathus, Quadratitubus, Ramellina, Ramitubus, Scyphozoa, Sinocyclocyclicus, Spatangopsis, Vauzutsubua, Xianguangia, Zolotytsia

Subtaxa: none

Ecology: facultatively mobile semi-infaunal suspension feeder