. Carnegie Institution of Washington publication. NOGUCHI PLATE 30 % «i /â }â -:. fm^^^ â .' 'ity ' â 'T'- ⢠1 1 1 to 4. Eggs of Arbacia punctulata. 1, Normal. 2 to 4, Different stages of Ovolysis caused by I per cent Cobra venom in sea-water. 5 to 8. Eggs of Lepidonatus squamatus. 5, Normal. 6 and 7, Different stages of Ovolysis caused by i per cent Cobra and 2 per cent Crotalus venom, showmg no real Ovolysis, but peculiar Retraction of Deutoplasm. 9 to II. Pluteus stage of Arbacia punctulata. 9, Normal, active pluteus. 10, Plu- teus under the effect of 2 per cent Cobra venom. 1 I, Disinte^
. Carnegie Institution of Washington publication. NOGUCHI PLATE 30 % «i /â }â -:. fm^^^ â .' 'ity ' â 'T'- ⢠1 1 1 to 4. Eggs of Arbacia punctulata. 1, Normal. 2 to 4, Different stages of Ovolysis caused by I per cent Cobra venom in sea-water. 5 to 8. Eggs of Lepidonatus squamatus. 5, Normal. 6 and 7, Different stages of Ovolysis caused by i per cent Cobra and 2 per cent Crotalus venom, showmg no real Ovolysis, but peculiar Retraction of Deutoplasm. 9 to II. Pluteus stage of Arbacia punctulata. 9, Normal, active pluteus. 10, Plu- teus under the effect of 2 per cent Cobra venom. 1 I, Disinte^ation under the effect of same venom. (Drawings by Noguchi.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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