div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentcffffec-chibonion-international-chronostratigraphic-chart-iugshtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: 祝チバニアン誕生!Chibonion- INTERNATIONAL CHRONOSTRATIGRAPHIC CHART IUGS 73=7 Y JL —T 7 y 70 —Y2 v 202001 International Commission on Stratigraphy 5410±10 635 720 1000 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsfrreader033viewer20220502115f5d679d2b1b83389a3e3f7chtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentcffffec-chibonion-international-chronostratigraphic-chart-iugshtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: 祝チバニアン誕生!Chibonion- INTERNATIONAL CHRONOSTRATIGRAPHIC CHART IUGS 73=7 Y JL —T 7 y 70 —Y2 v 202001 International Commission on Stratigraphy 5410±10 635 720 1000 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsfrreader033viewer20220502115f5d679d2b1b83389a3e3f7chtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentcffffec-chibonion-international-chronostratigraphic-chart-iugshtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: 祝チバニアン誕生!Chibonion- INTERNATIONAL CHRONOSTRATIGRAPHIC CHART IUGS 73=7 Y JL —T 7 y 70 —Y2 v 202001 International Commission on Stratigraphy 5410±10 635 720 1000 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsfrreader033viewer20220502115f5d679d2b1b83389a3e3f7chtml5thumbnails3jpg...