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The radiation of early animals involved dramatic turnover of both eukaryotic life and marine environments, but the factors that drove origination and extinction of taxa remain controversial. Herein, we review current interpretations and uncertainties regarding changes in biodiversity through the Ediacaran Period. Overall, ocean oxygenation and/or ecological restructuring of ecosystems may have driven...
The ~3-km-thick Ostrava Formation in the foreland Upper Silesian Basin, which is located along the Czech-Polish border, provides the thickest and most complete record of mixed shallow-marine to continental sediments of Serpukhovian (Carboniferous) age in the former equatorial Pangea. The coal-bearing strata of the formation show a prominent rhythmic architecture with ~200 faunal bands, of which approximately...
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