Hexacorallia
Actiniaria incertae sedis
Actinodendronidae
Actinoscyphiidae
Aiptasiidae
Andvakiidae
Antipodactidae
Bathyphelliidae
Boloceroididae
Edwardsiidae
Endocoelantheae
Halcampidae
Halcampoididae
Haloclavidae
Isanthidae
Nynantheae
Phymanthidae
Sagartiidae
Stichodactylidae
unclassified Actiniaria