Parent taxon: Animalia according to M. A. Ruggiero et al. 2015
See also Edgecombe et al. 2011, Nielsen 2012 and Zrzavy et al. 1998
Sister taxa: Diploblastica, Homoblastica, Hyolithelminthida, Namalia, Vertebrosa, Westgardia, Yunnanomedusa, Paracharnia, Atalotaenia, Sentularia, Lazaichnus, Hadryniscala, Eumetazoa, Bronicella, Muricassis, Bilaterialomorpha, Evmiaksia, Inaria, Pentaradialomorpha, Lidaconus, Dictyorhabdus, Kuckaraukia, Erniettomorpha, Epitheliozoa, Bomakellia, Rangeomorpha, Xidazoon, Gephyrea, Protolyellia, Kimberellomorpha, Cnidaria, Pseudovendia, Limacites, Hiemalora, Trichoplax, Spygoria, Parazoa, Yangtziramulus, Tentaculitoidea, Euradiculata, Primocandelabrum, Chenmengella, Silicispongea, Convolutubus, Armillifera, Persimedusites, Petalonamae, Subtilicyathus, Palaeacmaea, Problematica, Megathrix, Ventogyrus, Agmata, Somatohelix, Goettingenia, Kinzeriidae, Odontogriphidae, Oligoopilionus, Kullingia, Rhizostomites, Arboreomorpha, Porifera, Eodiorygma, Proarticulata, Siphonoconcha, Yelovichnus, Beltanelliformis, Nemiana, Tetraradialomorpha, Lomosovis, Hadrynichorde, Parviscopa, Ovatoscutum, Scenellopsis, Mesozoa, Khasaktidae, Mawsonites, Macrocypris kayi, Chondroplon, Triradialomorpha, Deuteronectanebos, Nectocarididae, Funisia, Silicea
Subtaxa: Acoelomorpha Dickinsoniomorpha Eubilateria Ikaria Rhombocorniculum Siphusauctum