The association of widespread mass wasting along Middle Ordovician continental margins with a period of high meteorite influx is disputed in a recent paper in Gondwana Research. The paper is:
Meinhold, G., A. Arslan, O. Lehnert, and G. M. Stampfli, 2011, Global mass wasting during the Middle Ordovician: Meteoritic trigger or plate-tectonic environment? Gondwana Research. vol. 19, no. 2, pp. 535-541. http://dx.doi.org/10.1016/j.gr.2010.07.001 http://www.casp.cam.ac.uk/publications/publication-20100603 http://www.casp.cam.ac.uk/people/guido-meinhold Yours, Paul H. ______________________________________________ Visit the Archives at http://www.meteoritecentral.com/mailing-list-archives.html Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list