Oxytropidoceras Posted October 23, 2014 Share Posted October 23, 2014 (edited) 'Missing' disaster led to all-time worst extinction by Jeff Hecht, New Scientist, October 23, 2014 http://www.newscientist.com/article/mg22429922.300-missing-disaster-led-to-alltime-worst-extinction.html Have we missed a mass extinction? Extra catastrophic event may have occurred 8 million years before the ‘Great Dying’, claim experts by Ellie Zolfgharifard, Daily Mail, Oct. 23, 2014 http://www.dailymail.co.uk/sciencetech/article-2805194/Have-missed-mass-extinction-Extra-catastrophic-event-occurred-8-million-years-Great-Dying-claim-experts.html The talk is:Bond, D. P. G., Wignall, P. B., M. M. Joachimski, and others, 2014, Catastrophic Middle Permian Extinction and Extraordinary Recovery in High Latitudes. Geological Society of America Abstracts with Programs. vol. 46, no. 6, p.170, https://gsa.confex.com/gsa/2014AM/webprogram/Paper241677.html https://gsa.confex.com/gsa/2014AM/webprogram/Session35273.html Yours, Paul H. Edited October 23, 2014 by Oxytropidoceras Link to comment Share on other sites More sharing options...
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