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