Two exceptionally preserved biotas from North Dakota reveal cryptic Ordovician shelf ecologies. [PDF]
Proc Natl Acad Sci U S AMussini G, Butterfield NJ.
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Log-Based Identification and Distribution Characteristics of Diagenetic Facies in Low-Permeability Dolomite Reservoirs. [PDF]
ACS OmegaYang Z +6 more
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HOLORHYNCHUS (PENTAMERIDA, BRACHIOPODA) IN THE UPPER ORDOVICIAN OF ESTONIA [PDF]
Proceedings of the Estonian Academy of Sciences. Geology, 1993 openaire +1 more source
Mass extinction triggered the early radiations of jawed vertebrates and their jawless relatives (gnathostomes). [PDF]
Sci AdvHagiwara W, Sallan L.
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Early Ordovician sea scorpions from Morocco suggest Cambrian origins and main diversification of Eurypterida. [PDF]
Proc Biol SciVan Roy P +2 more
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Evaluation of potential helium source rocks and helium enrichment factors in coalbed methane in the eastern margin of Ordos basin. [PDF]
Sci RepChen Y +8 more
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Recurring marine phosphorus spikes during major palaeozoic mass extinctions and climate change. [PDF]
Nat CommunDodd MS +14 more
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Dynamic redox-promoted iron and nutrient cycling drove graptolite evolution across the Ordovician-Silurian transition. [PDF]
Sci AdvQiu Z +10 more
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Water hazard prevention technology for confined mining beneath dual extremely thin aquicludes in roof and floor. [PDF]
Sci RepWang G +6 more
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