Parent taxon: Metazoa according to J. Zrzavy et al. 1998
Sister taxa: Bilateria, Diploblastica, Homoblastica, Hyolithelminthida, Vertebrosa, Westgardia, Mesozoa, Lomosovis, Siphonoconcha, Bilaterialomorpha, Protolyellia, Atalotaenia, Petalonamae, Rhizostomites, Nectocarididae, Eodiorygma, Porifera, Broccoliforma, Persimedusites, Trichoplax, Limacites, Lidaconus, Eumetazoa, Helanoichnus, Muricassis, Proarticulata, Dictyorhabdus, Khasaktidae, Cnidaria, Tetraradialomorpha, Gephyrea, Lazaichnus, Bronicella, Dorfopterus, Oligoopilionus, Scenellopsis, Chondroplon, Silicea, Arboreomorpha, Ventogyrus, Silicispongea, Yelovichnus, Macrocypris kayi, Gaojiashania, Hadrynichorde, Kuckaraukia, Xidazoon, Bomakellia, Subtilicyathus, Parazoa, Tentaculitoidea, Odontogriphidae, Kimberellomorpha, Kinzeriidae, Hadryniscala, Erniettomorpha, Convolutubus, Palaeacmaea, Somatohelix, Evmiaksia, Agmata, Goettingenia, Spygoria, Chenmengella, Problematica, Deuteronectanebos, Triradialomorpha, Euradiculata, Yunnanomedusa, Yangtziramulus, Megathrix, Pentaradialomorpha, Sentularia
Subtaxa: Coelenterata