div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentembryonal-rudiment-was-visible-in-the-course-of-the-day-the-blastoderm-borderhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: · embryonal rudiment was visible In the course of the day the blastoderm border proceeding over the surface of the yolk contracted gradually assuming at last a very elongated loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsnetreader034viewer20220422175ec1cce1862bcb22a64c9455html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentembryonal-rudiment-was-visible-in-the-course-of-the-day-the-blastoderm-borderhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: · embryonal rudiment was visible In the course of the day the blastoderm border proceeding over the surface of the yolk contracted gradually assuming at last a very elongated loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsnetreader034viewer20220422175ec1cce1862bcb22a64c9455html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentembryonal-rudiment-was-visible-in-the-course-of-the-day-the-blastoderm-borderhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: · embryonal rudiment was visible In the course of the day the blastoderm border proceeding over the surface of the yolk contracted gradually assuming at last a very elongated loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...