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1 Tree was published in this study

Fossils and phylogenies: integrating multiple lines of evidence to investigate the origin of early major metazoan lineages
Cartwright and Collins. (2007). Comp. Biol..
Arthropoda Mollusca Hemichordata Chordata Placozoa Cubozoa Scyphozoa Hydrozoa Anthozoa Ctenophora Porifera
0 300 600 900 1147 Time (MYA)
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