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