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The Great Ordovician Biodiversification Event
The Global Ordovician Biodiversification Event (GOBE) was undoubtedly one of the most significant evolutionary events in the history of the marine biosphere. A continuous increase in ichnodiversity
Burrowing below the basal Cambrian GSSP, Fortune Head, Newfoundland
The range of Treptichnus pedum, the index trace fossil for the Treptichnus pedum Zone, extends some 4 m below the Global Standard Stratotype-section and Point for the base of the Cambrian Period at
Late Precambrian Oxygenation; Inception of the Clay Mineral Factory
TLDR
Evidence is shown for an increase in clay mineral deposition in the Neoproterozoic that immediately predated the first metazoans, leading to increased marine burial of organic carbon via mineral surface preservation.
Ediacara-type fossils in Cambrian sediments
Fossil assemblages that preserve soft-bodied organisms are essential for our understanding of the composition and diversity of past life. The worldwide terminal Proterozoic Ediacara-type fossils
Eight-armed Ediacara fossil preserved in contrasting taphonomic windows from China and Australia
We report the preservation of the eight-armed Ediacara fossil Eoandromeda octobrachiata as carbonaceous compressions in the Doushantuo black shale of south China and as casts and molds in the
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