首页 正文

Ediacaran-Cambrian bioturbation did not extensively oxygenate sediments in shallow marine ecosystems

{{output}}
The radiation of bioturbation during the Ediacaran-Cambrian transition has long been hypothesized to have oxygenated sediments, triggering an expansion of the habitable benthic zone and promoting increased infaunal tiering in early Paleozoic benthic communitie... ...