Full reference: E. Haeckel. 1866. Generelle Morphologie der Organismen, Allgemeine Grundzuge der Organischen Formen-Wissenschaft, Mechanisch Begründet Durch die von Charles Darwin Reformirte Descendez-Theorie. Verlag von Georg Reimer, Berlin CLX-462
Parent taxon: Anthozoa according to C. S. McFadden et al. 2021
See also Goedert et al. 2022, Squires 1999 and Veron 2000
Sister taxa: Actiniae, Actinotheca, Conularia kaibabensis, Cysticyathus, Decaphyllum, Hexacorallia, Kitakamiphyllum, Numidiaphyllum, Oekentorpia, Paiutiida, Pyxidophyllum, Roselletona, Spongarium, Stolonifera, Strobilasma, Tablulaconida, Tabulata, Zoantharia
Subtaxa: Alcyonacea Coenothecalia Echmatocrinidae Ellisella Gorgonacea Helioporacea Heterocorallia Pennatulacea Plexauridae Trachypsammia Waiparaconidae
Ecology: stationary epifaunal suspension feeder-carnivore