PaleoDB taxon number: 67103
Parent taxon: Animalia according to M. A. Ruggiero et al. 2015
Sister taxa: Diploblastica, Homoblastica, Hyolithelminthida, Vertebrosa, Westgardia, Placozoa, Triploblastica, Neuralia, Hadrynichorde, Deuteronectanebos, Ventogyrus, Problematica, Inaria, Trichoplax, Calcispongea, Tentaculitoidea, Lazaichnus, Armillifera, Siphonoconcha, Funisia, Parviscopa, Triradialomorpha, Rhizostomites, Somatohelix, Porifera, Bilateralomorpha, Ovatoscutum, Muricassis, Paracharnia, Mesozoa, Hadryniscala, Chondroplon, Erniettomorpha, Silicispongea, Epitheliozoa, Euradiculata, Proarticulata, Rangeomorpha, Kimberellomorpha, Yelovichnus, Pentaradialomorpha, Yangtziramulus, Yunnanomedusa, Petalonamae, Bomakellia, Megathrix, Odontogriphidae, Silicea, Stellostomites, Pseudovendia, Subtilicyathus, Gephyrea, Parazoa, Bilaterialomorpha, Cnidaria, Goettingenia, Xidazoon, Cambrorhytium, Mawsonites, Tetraradialomorpha, Dictyorhabdus, Spygoria, Oligoopilionus, Primocandelabrum, Hiemalora, Beltanelliformis, Nemiana, Nectocarididae, Bronicella, Sentularia, Eodiorygma, Kullingia, Arboreomorpha, Palaeacmaea, Vetulicolia, Lomosovis, Protolyellia
Subtaxa: Acoelomorpha, Dickinsoniomorpha, Eubilateria, Ikaria