Parent taxon: Metazoa according to W. Kiessling 2009
Sister taxa: Bilateria, Diploblastica, Homoblastica, Hyolithelminthida, Vertebrosa, Westgardia, Bronicella, Chondroplon, Limacites, Subtilicyathus, Siphonoconcha, Bomakellia, Agmata, Proarticulata, Silicea, Yangtziramulus, Kimberellomorpha, Convolutubus, Gephyrea, Petalonamae, Nectocarididae, Scenellopsis, Lazaichnus, Epitheliozoa, Somatohelix, Xidazoon, Palaeacmaea, Persimedusites, Sentularia, Parazoa, Porifera, Hadryniscala, Tetraradialomorpha, Cnidaria, Goettingenia, Lidaconus, Muricassis, Helanoichnus, Kinzeriidae, Protolyellia, Lomosovis, Kuckaraukia, Bilaterialomorpha, Mesozoa, Atalotaenia, Rhizostomites, Ventogyrus, Chenmengella, Eumetazoa, Evmiaksia, Macrocypris kayi, Khasaktidae, Spygoria, Hadrynichorde, Yelovichnus, Yunnanomedusa, Pentaradialomorpha, Megathrix, Erniettomorpha, Odontogriphidae, Trichoplax, Euradiculata, Oligoopilionus, Deuteronectanebos, Triradialomorpha, Silicispongea, Problematica, Gaojiashania, Arboreomorpha, Dictyorhabdus, Eodiorygma, Broccoliforma
Subtaxa: Trypanoporida
Distribution: