Full reference: D. Garcia-Bellido Capdevila and S. Conway Morris. 1999. New fossil worms from the Lower Cambrian of the Kinzers Formation, Pennsylvania, with some comments on Burgess Shale-type preservation. Journal of Paleontology 73(3):394-402
Parent taxon: Metazoa according to D. Garcia-Bellido Capdevila and S. Conway Morris 1999
Sister taxa: Bilateria, Diploblastica, Homoblastica, Hyolithelminthida, Namalia, Vertebrosa, Westgardia, Nectocarididae, Hadryniscala, Xidazoon, Inaria, Chondroplon, Convolutubus, Agmata, Kullingia, Hadrynichorde, Pentaradialomorpha, Protolyellia, Porifera, Arboreomorpha, Funisia, Bronicella, Goettingenia, Lomosovis, Spygoria, Tentaculitoidea, Silicea, Atalotaenia, Mawsonites, Dictyorhabdus, Megathrix, Subtilicyathus, Gephyrea, Erniettomorpha, Petalonamae, Triradialomorpha, Cnidaria, Eodiorygma, Nemiana, Kimberellomorpha, Bilaterialomorpha, Euradiculata, Evmiaksia, Armillifera, Macrocypris kayi, Scenellopsis, Chenmengella, Sentularia, Pseudovendia, Yelovichnus, Palaeacmaea, Primocandelabrum, Ovatoscutum, Epitheliozoa, Oligoopilionus, Persimedusites, Mesozoa, Rangeomorpha, Tetraradialomorpha, Paracharnia, Lidaconus, Proarticulata, Yangtziramulus, Siphonoconcha, Lazaichnus, Khasaktidae, Problematica, Kuckaraukia, Silicispongea, Bomakellia, Muricassis, Yunnanomedusa, Trichoplax, Odontogriphidae, Limacites, Parazoa, Ventogyrus, Deuteronectanebos, Hiemalora, Somatohelix, Parviscopa, Eumetazoa, Rhizostomites, Beltanelliformis
Subtaxa: Kinzeria
Distribution:
• Cambrian of United States (2: Pennsylvania, Utah collections)
Total: 2 collections each including a single occurrence