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Showing results for tags 'subarctic'.
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Relict duck-billed dinosaurs survived into the last age of the dinosaurs in subantarctic Chile.
Oxytropidoceras posted a topic in Fossil News
Never-before-seen 'missing link' dinosaur walks, drinks and socializes in stunning new animation By Harry Baker Live Science , June 27, 2023 Descubren nueva especie ancestral de dinosaurio pico de pato que vivió hace 72 millones de años en la Patagonia Universidad de Chile, Press Release. Chile y la U. de Chile presentan al mundo una nueva especie de dinosaurio. Universidad de Chile, Youtube The open access paper is: Alarcón-Muñoz, J., Vargas, A.O., Püschel, H.P., Soto-Acuña, S., Manríquez, L., Leppe, M., Kaluza, J., Milla, V., Gutstein, C.S., Palma-Liberona, J. and Stinnesbeck, W., 2023. Relict duck-billed dinosaurs survived into the last age of the dinosaurs in subantarctic Chile. Science Advances, 9(24), p.eadg2456. Yours, Paul H.-
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Eocene Fossils and Paleoclimate Data From Canadian Subarctic Kimberlite Maar
Oxytropidoceras posted a topic in Fossil News
Below is an open access paper about fossils from a Canadian subarctic kimberlite maar. Wolfe, A.P., Reyes, A.V., Royer, D.L., Greenwood, D.R., Doria, G., Gagen, M.H., Siver, P.A., and Westgate, J.A., 2017, Middle Eocene CO2 and climate reconstructed from the sediment fill of a subarctic kimberlite maar: Geology, v. 45, p. 619-622, http://geology.geoscienceworld.org.libezp.lib.lsu.edu/content/45/7/619 http://geology.geoscienceworld.org.libezp.lib.lsu.edu/content/45/7 Related papers: Doria, G., Royer, D.L., Wolfe, A.P., Fox, A., Westgate, J.A., and Beerling, D.J., 2011, Declining atmospheric CO2 during the late Middle Eocene climate transition: American Journal of Science, v. 311, p. 63–75, doi:10.2475/01.2011.03. https://www.eas.ualberta.ca/wolfe/eprints/Doria et al AJS 2011.pdf Wolfe, A.P., Edlund, M.B., Sweet, A.R., and Creighton, S.D., 2006, A first account of organelle preservation in Eocene nonmarine diatoms: observations and paleobiological implications: Palaios, v. 21, p. 298–304, doi:10.2110/palo.2005.p05-14e https://www.eas.ualberta.ca/wolfe/eprints/Wolfe_palaios2006.pdf Yours, Paul H.