div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentpowerpoint-presentation-also-archaic-sharks-which-have-living-descendants-acanthodianshtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: PowerPoint Presentation · also archaic sharks which have living descendants acanthodians the earliest jawed vertebrates and lobe- finned fishes including lungfish and rhipidistians loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsusreader033viewer20220428075f7cc5ac4711a228aa1d5e66html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentpowerpoint-presentation-also-archaic-sharks-which-have-living-descendants-acanthodianshtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: PowerPoint Presentation · also archaic sharks which have living descendants acanthodians the earliest jawed vertebrates and lobe- finned fishes including lungfish and rhipidistians loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsusreader033viewer20220428075f7cc5ac4711a228aa1d5e66html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentpowerpoint-presentation-also-archaic-sharks-which-have-living-descendants-acanthodianshtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: PowerPoint Presentation · also archaic sharks which have living descendants acanthodians the earliest jawed vertebrates and lobe- finned fishes including lungfish and rhipidistians loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...