Full reference: H. D. Pflug. 1972. Zur Fauna der Nama-Schichten in Südwest-Afrika. III. Emiettomorpha, Bau und Systematik. Paläontographica Abt. A 139:134-170
Parent taxon: Metazoa according to B. Runnegar et al. 2024
See also Elliott et al. 2016, Erwin et al. 2011 and Sepkoski 2002
Sister taxa: Bilateria, Diploblastica, Homoblastica, Hyolithelminthida, Vertebrosa, Westgardia, Euradiculata, Agmata, Xidazoon, Petalonamae, Kimberellomorpha, Bilaterialomorpha, Gephyrea, Arboreomorpha, Deuteronectanebos, Tentaculitoidea, Subtilicyathus, Persimedusites, Khasaktidae, Yangtziramulus, Sentularia, Goettingenia, Hadryniscala, Tetraradialomorpha, Oligoopilionus, Chenmengella, Mesozoa, Silicea, Bomakellia, Bronicella, Pentaradialomorpha, Cnidaria, Palaeacmaea, Epitheliozoa, Convolutubus, Ventogyrus, Limacites, Protolyellia, Lidaconus, Trichoplax, Evmiaksia, Hadrynichorde, Broccoliforma, Megathrix, Triradialomorpha, Muricassis, Problematica, Siphonoconcha, Proarticulata, Eodiorygma, Kuckaraukia, Porifera, Silicispongea, Somatohelix, Atalotaenia, Gaojiashania, Yunnanomedusa, Helanoichnus, Kinzeriidae, Spygoria, Scenellopsis, Lazaichnus, Parazoa, Dictyorhabdus, Lomosovis, Dorfopterus, Yelovichnus, Eumetazoa, Odontogriphidae, Chondroplon, Macrocypris kayi
Subtaxa: Aulozoon Erniettidae Kuibisia Mialsemia Miettia Namalia Nasepia Palaeoplatoda Phyllozoon Pteridinium Swartpuntia Valdainia
Ecology: stationary epifaunal suspension feeder
Distribution:
• Cambrian of Australia (1 collection), Namibia (1), United States (1: California)
• Waucoban of United States (1: California)
• Ediacaran of Australia (16), Canada (4: British Columbia, Northwest Territories), China (3), Mexico (1), Namibia (19), the Russian Federation (4), South Africa (1), United States (9: Nevada, North Carolina)
Total: 61 collections including 85 occurrences