The age of the sediments from which the element was extracted has been preliminarily determined as Ordovician.
Looks like Baltoniodus or its relatives
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Hello, I have encountered a lot of these unusual structures while looking for Middle Triassic conodonts. The sample was dissolved in formic acid and has yielded conodonts, agglutinated...
07 November 2023 8,812 3 View
I have found several interesting bead-like fossils from the Ediacaran and Ordovician strata. If anyone has interests or good ideas about these intriguing fossils, please contact me.
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Deformed pollen have been found in all the previous extinctions (late Devonian, late Permian and Triassic-Jurassic). There were no pollen in Ordovician-Silurian. These deformations happened for a...
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Despite the high CO2 of the Paleozoic atmosphere, when CO2 levels were greater than 4000 ppmv (parts per million by volume), scientific evidence indicates a period of glaciation around 445 million...
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All Ordovician limestones were extracted to get the extractions, and the saturated hydrocarbon of which had been analyzed using a SHIMADZU GC-2010Plus equipped with an FID. The results showed that...
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I need to isolate some beautifully preserved pyritised sponge spicules from Ordovician mudstones, and assume that standard HF treatment will work... but wanted to ask advice, just in case. I'm not...
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Hi, can anyone help me identify the fossil, with pictures in the attachment, in marine limestone in Upper Ordovician? May be a kind of sponge, coral, or calcareous algae?
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Sounds a good project, have you checked the material for any diagenetic alteration? what if the conodonts are altered?
12 July 2017 9,492 3 View