. Bulletin. Geology -- Connecticut; Animals -- Connecticut; Plants -- Connecticut. W Fig. 15. Cleavage of egg of Sea-urchin. 1, egg from ovary; 2, mature egg with the two minute polar bodies; 3, fertilization; 4 to 6, first cleavage, forming two blastomeres; 7, 8, second cleavage, with 4 blastomeres; 9, 10, third cleavage, with 8 blastomeres; 11, fourth cleavage, with 16 blastomeres; 12, section of blastula. The blastula soon becomes covered with cilia and swims actively about in the water. (After Wilson.). Please note that these images are extracted from scanned page images that may have been
. Bulletin. Geology -- Connecticut; Animals -- Connecticut; Plants -- Connecticut. W Fig. 15. Cleavage of egg of Sea-urchin. 1, egg from ovary; 2, mature egg with the two minute polar bodies; 3, fertilization; 4 to 6, first cleavage, forming two blastomeres; 7, 8, second cleavage, with 4 blastomeres; 9, 10, third cleavage, with 8 blastomeres; 11, fourth cleavage, with 16 blastomeres; 12, section of blastula. The blastula soon becomes covered with cilia and swims actively about in the water. (After Wilson.). 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 State Geological and Natural History Survey of Connecticut. [Hartford] : The Survey
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Keywords: ., bookauthorstategeo, bookcentury1900, bookdecade1900, bookyear1904
