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pro vyhledávání: '"Alex S. Morgan"'
Autor:
Alex S. Morgan, Marcus Kunzmann, Galen P. Halverson, Benjamin C. Gill, Erik A. Sperling, Charles J. Wolock, David T. Johnston, Francis A. Macdonald, Andrew H. Knoll
Publikováno v:
Nature. 523(7561)
Sedimentary rocks deposited across the Proterozoic-Phanerozoic transition record extreme climate fluctuations, a potential rise in atmospheric oxygen or re-organization of the seafloor redox landscape, and the initial diversification of animals. It i
Autor:
Rachel A. Racicot, Douglas H. Erwin, David T. Johnston, Alex S. Morgan, Simon A.F. Darroch, Erik A. Sperling, Sara J. Mason, Paul M. Myrow, Sarah M. Tweedt, Thomas H. Boag, Marc Laflamme
Publikováno v:
Proceedings of the Royal Society B: Biological Sciences. 282:20151003
The latest Neoproterozoic extinction of the Ediacara biota has been variously attributed to catastrophic removal by perturbations to global geochemical cycles, ‘biotic replacement’ by Cambrian-type ecosystem engineers, and a taphonomic artefact.