PaleoDB taxon number: 91603
Full reference: D. Shu, S. Conway Morris, X.-L. Zhang, L. Chen, Y. Li and J. Han. 1999. A pipiscid-like fossil from the Lower Cambrian of south China. Nature 400:746-749
Parent taxon: Metazoa according to D. Shu et al. 1999
Sister taxa: Bilateria, Diploblastica, Homoblastica, Hyolithelminthida, Vertebrosa, Westgardia, Placozoa, Triploblastica, Neuralia, Deuteronectanebos, Problematica, Trichoplax, Calcispongea, Tentaculitoidea, Lazaichnus, Siphonoconcha, Triradialomorpha, Rhizostomites, Porifera, Bilateralomorpha, Muricassis, Mesozoa, Silicispongea, Epitheliozoa, Euradiculata, Proarticulata, Rangeomorpha, Kimberellomorpha, Pentaradialomorpha, Yunnanomedusa, Petalonamae, Megathrix, Odontogriphidae, Silicea, Stellostomites, Subtilicyathus, Gephyrea, Parazoa, Cnidaria, Goettingenia, Cambrorhytium, Mawsonites, Spygoria, Oligoopilionus, Nectocarididae, Sentularia, Eodiorygma, Kullingia, Arboreomorpha, Vetulicolia, Protolyellia
Subtaxa: Xidazoon stephanus
Type: Xidazoon stephanus