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Found 8 results

  1. Clam fossils help scientists find errors in evolutionary tree calculations by Louise Lerner, University of Chicago, PhysOrg, Decemebr 2, 2021 Tha paywalled paper is: Nicholas M. A. Crouch et al, Calibrating phylogenies assuming bifurcation or budding alters inferred macroevolutionary dynamics in a densely sampled phylogeny of bivalve families, Proceedings of the Royal Society B: Biological Sciences (2021). DOI: 10.1098/rspb.2021.2178 Yours, Paul H.
  2. Hi there... Elliot here. Could someone name some species of brachiopods please that became extinct during mass extinction event's. As I'm struggling to find any references. Thank you very much. Elliot.
  3. Open Access Book: "Permian extinctions" – A collection of articles on Permian extinctions Lucas, S.G., 2021. Nonmarine mass extinctions. Paleontological Research, 25(4), pp.329-344. More papers from Spencer G. Lucas New Mexico Museum of Natural History and Science Mass Extinctions – Researchgate Yours, Paul H.
  4. Iridium in undersea crater confirms asteroid wiped out the dinosaurs Hamish Johnston, Physics World, February 24, 2021, https://physicsworld.com/a/iridium-in-undersea-crater-confirms-asteroid-wiped-out-the-dinosaurs/ Tha paper is: Goderis, S., Sato, H., Ferrière, L, et al. 2021, Globally distributed iridium layer preserved within the Chicxulub impact structure Science Advances 24 Feb 2021: Vol. 7, no. 9, eabe3647 https://advances.sciencemag.org/content/7/9/eabe3647 There are arguments that seismic waves from the Chicxulub imp
  5. Astronomers: A comet fragment, not an asteroid, killed off the dinosaurs Jupiter's gravity pushed comet toward Sun; comet was ripped apart by tidal forces. Jennifer Ouellette, ArsTechnica, February 15, 2021 https://arstechnica.com/science/2021/02/astronomers-a-comet-fragment-not-an-asteroid-killed-off-the-dinosaurs/ The open access paper is: Siraj, A. and Loeb, A., Breakup of a Long-Period Comet as the Origin of the Dinosaur Extinction. Scientific Reports volume 11, Article number: 3803 (2021) https://www.nature.com/articles/s41598-021-8232
  6. Looking for hidden mass extinctions in the fossil record. Big data comes to paleontology https://www.nature.com/articles/d41586-020-00117-1
  7. Below is an interesting paper, with PDF files online, about the role of contact metamorphism of evaporites and organic rich strata by the Siberian Traps and the end-Permian extinctions. Svensen, H., Planke, S., Polozov, A.G., Schmidbauer, N., Corfu, F., Podladchikov, Y.Y. and Jamtveit, B., 2009. Siberian gas venting and the end-Permian environmental crisis. Earth and Planetary Science Letters, 277(3-4), pp.490-500. http://folk.uio.no/hensven/Svensen_EPSL_2009.pdf https://henriksvensen.wordpress.com/publicationspapers/ https://h
  8. Below is an interesting paper about mass extinctions. Racki, G. 2012. The Alvarez impact theory of mass extinction; limits to its applicability and the "great expectations syndrome". Acta Palaeontologica Polonica 57 (4): 681-702. https://www.app.pan.pl/archive/published/app57/app20110058.pdf https://www.app.pan.pl/article/item/app20110058.html https://www.researchgate.net/publication/239739714_The_Alvarez_impact_theory_of_mass_extinction_limits_to_its_applicability_and_the_great_expectations_syndrome https://www.researchgate.net/profile/Grzegorz_Racki
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