The Cambrian record combines earlier lineage divergence with later ecological and skeletal expansion visible in exceptional deposits, small shelly fossils and trace fossils.
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References / paperThe Cambrian conundrum: early divergence and later ecological success in the early history of animals
Erwin, D.H.; Laflamme, M.; Tweedt, S.M.; et al.
Year2011
Source rolesystematic-review
DOI / ID10.1126/science.1206375
Fitness and scope
taxonomy · topology · ecology · event-mechanism