[Taxacom] (no subject)

Antonio López Almirall cycas at mnhnc.inf.cu
Thu Dec 22 11:54:57 CST 2016


After reading some articles of Cubans, Japanese, and Spanish scientists on 
the catastrophe in what is now Yucatan, from the evidence of that fact in 
Cuba, I doubt that this has been the only cause of the mass extinction at 
the k-t boundary


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