Parent taxon: Anthozoa according to Edwards 1988
See also Kiessling 2003, Klaamann 1964, Langenheim and McCutcheon 1959 and Sepkoski 2002
Sister taxa: Actiniae, Actinotheca, Conularia kaibabensis, Cysticyathus, Decaphyllum, Hexacorallia, Kitakamiphyllum, Numidiaphyllum, Octocorallia, Oekentorpia, Paiutiida, Pyxidophyllum, Roselletona, Spongarium, Stolonifera, Strobilasma, Tablulaconida, Zoantharia
Subtaxa: Acaciaporella Auloporida Fainella Favosichaetetes Favositida Guizhouchaetetes Halysitida Heliolitida Hemiplasmopora Kimilites Kitakamilia Lichenariida Liopora Lipopora Mirandellidae Neoroemeriidae Nitkovicepora Pachypseudoplasmopora Plasmadictyon Pseudoflecteria Pseudotetradium Rhacopora Sarcinulida Shanxipora Spirapora Subcladopora Sytovaelites Tetradiida Victorilites Yaoxianopora