†unranked clade Bilateralomorpha Erwin et al. 2011
Full reference: D. H. Erwin, M. Laflamme, S. M. Tweedt, E. A. Sperling, D. Pisani and K. J. Peterson. 2011. The Cambrian Conundrum: Early Divergence and Later Ecological Success in the Early History of Animals. Science 334(6059):1091-1097
Parent taxon: Eumetazoa according to Grazhdankin 2014
Sister taxa: Neuralia, Placozoa, Tribrachiomorpha, Triploblastica
Subtaxa: none
Distribution:
• Ediacaran of Australia (11 collections), the Russian Federation (6)
Total: 17 collections including 19 occurrences