Oxytropidoceras Posted June 22, 2020 Share Posted June 22, 2020 Playa sinkhole opens up a large cave beneath highway Explorers find 2 1/2-million-year-old sea snail fossils https://mexiconewsdaily.com/news/playa-sinkhole-opens-up-a-large-cave-beneath-highway/ https://www.voanews.com/americas/mexican-highway-sinkhole-reveals-fossil-filled-cave Yours, Paul H. 1 Link to comment Share on other sites More sharing options...
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