Articles with "trace fossils" as a keyword



Cambrian trace fossils from North Africa and their contribution to Gondwana's paleobiogeography and depositional history

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Published in 2019 at "Journal of African Earth Sciences"

DOI: 10.1016/j.jafrearsci.2019.103556

Abstract: Abstract Cambrian successions in northern Africa are widely distributed in the subsurface, but of limited exposure. Over large areas they are dominated by nonmarine deposits free of any body fossil content, which hampers stratigraphic and… read more here.

Keywords: trace fossils; depositional history; trace; north africa ... See more keywords
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First record of permian continental trace fossils in the jebilet massif, Morocco

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Published in 2021 at "Journal of African Earth Sciences"

DOI: 10.1016/j.jafrearsci.2020.104015

Abstract: Abstract The south-central Moroccan Jebilet Massif comprises several occurrences of late Paleozoic continental red-beds. These deposits have been interpreted to be of Pennsylvanian-Permian age based on lithofacies. Any other reliable age constraint for these rocks… read more here.

Keywords: trace fossils; jebilet; jebilet massif; continental trace ... See more keywords

First record of lobed trace fossils in Brazil's Upper Cretaceous paleosols: Rhizoliths or evidence of insects and their social behavior?

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Published in 2017 at "Journal of South American Earth Sciences"

DOI: 10.1016/j.jsames.2017.08.016

Abstract: Abstract This is the first report of trace fossils potentially associated with insect social behavior in sandy and well-drained paleosols of the Upper Cretaceous continental sequence of Brazil. The trace fossils consist of dozens of… read more here.

Keywords: insects; trace fossils; social behavior; upper cretaceous ... See more keywords
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Paleoecologic trends of Devonian Malvinokaffric fauna from the Paraná Basin as evidenced by trace fossils

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Published in 2021 at "Journal of South American Earth Sciences"

DOI: 10.1016/j.jsames.2021.103200

Abstract: Abstract The Malvinokaffric Realm is an endemic paleogeographic region that inhabited Gondwanan high latitude seas during Early-Middle Devonian times. The causes for the collapse of this fauna are still debated but seem to be related… read more here.

Keywords: malvinokaffric fauna; trace fossils; event; basin ... See more keywords

Paleoenvironmental significance of trace fossils from mixed tide-and river-influenced marginal-marine settings, cretaceous U and M2 sandstone members, Napo Formation, Oriente basin of Ecuador

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Published in 2021 at "Journal of South American Earth Sciences"

DOI: 10.1016/j.jsames.2021.103326

Abstract: Abstract The Upper Cretaceous M2 and U Sandstone members of the Napo Formation are prolific hydrocarbon producers in the Oriente Basin of eastern Ecuador. To understand the depositional origin of these reservoirs, an integrated sedimentologic,… read more here.

Keywords: trace fossils; cretaceous sandstone; napo formation; trace ... See more keywords

Discriminating ecological and evolutionary controls during the Ediacaran–Cambrian transition: Trace fossils from the Soltanieh Formation of northern Iran

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Published in 2017 at "Palaeogeography, Palaeoclimatology, Palaeoecology"

DOI: 10.1016/j.palaeo.2017.03.012

Abstract: Abstract The nature of the Cambrian Explosion, one of the most critical events in Earth history, has been a major topic of discussion. The trend of increasing morphological complexity and taxonomic diversity of trace fossils… read more here.

Keywords: trace fossils; soltanieh formation; trace; formation northern ... See more keywords

An ichnological model for a deltaic depositional system: New insights from the Neogene Siwalik Foreland Basin of Darjeeling-Sikkim Himalaya

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Published in 2018 at "Palaeogeography, Palaeoclimatology, Palaeoecology"

DOI: 10.1016/j.palaeo.2018.08.004

Abstract: Abstract Trace fossils, being almost always in situ, yield information about the organism's behaviour, in response to its ambient environment, largely controlled by the hydrodynamic conditions, salinity and bathymetry. The Neogene Siwalik succession, exposed in… read more here.

Keywords: trace fossils; darjeeling sikkim; neogene siwalik; sikkim himalaya ... See more keywords

Ediacaran paleobiology and biostratigraphy of the Nama Group, Namibia, with emphasis on the erniettomorphs, tubular and trace fossils, and a new sponge, Arimasia germsi n. gen. n. sp.

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Published in 2024 at "Journal of Paleontology"

DOI: 10.1017/jpa.2023.81

Abstract: Non-technical Summary. This work describes and illustrates Ediacaran (latest Precambrian) body and trace fossils collected in Namibia with the assistance of the Geological Survey of Namibia during 1993–1996. All of the fossils are impressions left… read more here.

Keywords: sponge arimasia; arimasia germsi; new sponge; trace fossils ... See more keywords

Discovery of trace fossils in the Weesenstein Group, Elbe Zone, Germany, and its significance for revising the Ediacaran and Ordovician stratigraphy of Saxo-Thuringia

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Published in 2025 at "Geological Magazine"

DOI: 10.1017/s0016756825000032

Abstract: Trace fossils are described for the first time from the Purpurberg Quartzite of the Weesenstein Group, where deposition is so far considered to be glacio-eustatic controlled during the ∼565 Ma-old Weesenstein–Orellana glaciation. The mineralogically mature… read more here.

Keywords: trace fossils; saxo thuringia; weesenstein group; stratigraphy ... See more keywords

Trace fossils as mechanical discontinuities in shales, insight for the generation of bedding-parallel veins (BPV)

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-63665-w

Abstract: Understanding shale petrophysical parameters is of interest due to its direct implications as cap rocks for CO2 or hydrogen storage, waste depositions, and as unconventional reservoirs. The generation and propagation of natural and induced fracture… read more here.

Keywords: mechanical discontinuities; generation; parallel veins; trace fossils ... See more keywords

Dinosaur taphonomy of the Jurassic Shishugou Formation (Northern Junggar Basin, NW China) – insights from bioerosional trace fossils on bone

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Published in 2021 at "Ichnos"

DOI: 10.1080/10420940.2021.1890590

Abstract: Abstract Bioerosional trace fossils can offer invaluable insights into taphonomic processes, ecosystem dynamics and environmental conditions that are not obtainable by other lines of evidence. Here, we describe the first invertebrate trace fossils on dinosaur… read more here.

Keywords: trace fossils; bioerosional trace; trace; shishugou formation ... See more keywords