Parent taxon: Metazoa according to J. Zrzavy et al. 1998
Sister taxa: Bilateria, Diploblastica, Homoblastica, Hyolithelminthida, Vertebrosa, Westgardia, Porifera, Macrocypris kayi, Problematica, Evmiaksia, Chenmengella, Palaeacmaea, Pentaradialomorpha, Siphonoconcha, Oligoopilionus, Persimedusites, Odontogriphidae, Agmata, Broccoliforma, Gaojiashania, Ventogyrus, Subtilicyathus, Tetraradialomorpha, Rhizostomites, Trichoplax, Silicea, Proarticulata, Lidaconus, Hadrynichorde, Sentularia, Inaria, Triradialomorpha, Euradiculata, Scenellopsis, Xidazoon, Yelovichnus, Convolutubus, Gephyrea, Kinzeriidae, Lazaichnus, Lomosovis, Megathrix, Nectocarididae, Erniettomorpha, Chondroplon, Atalotaenia, Tentaculitoidea, Parazoa, Cloudinidae, Bronicella, Somatohelix, Bomakellia, Hiemalora, Goettingenia, Mesozoa, Epitheliozoa, Kimberellomorpha, Bilaterialomorpha, Muricassis, Arboreomorpha, Dictyorhabdus, Limacites, Petalonamae, Hadryniscala, Kullingia, Eumetazoa, Kuckaraukia, Spygoria, Deuteronectanebos, Yunnanomedusa, Eodiorygma, Yangtziramulus, Protolyellia, Helanoichnus, Khasaktidae, Funisia, Cnidaria
Subtaxa: none
Distribution: there are no occurrences of Silicispongea in the database