. The beginnings of embryonic development : A symposium organized by the Section on Zoological Sciences of the American Association for the Advancement of Science, cosponsored by the American Society of Zoologists and the Association of Southeastern Biologists, and presented at the Atlanta meeting, December 27, 1955. Embryology. Plate I. Agglutination of Luidia clathrata sperm by versene-egg water. 1, Sperm in sea water. 2, Sperm in versene, pH 3, Sperm in egg water. 4, Sperm in versene (, pH )-egg water. 5, Spei-m in versene-egg water. Agglutination appears to be strict

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. The beginnings of embryonic development : A symposium organized by the Section on Zoological Sciences of the American Association for the Advancement of Science, cosponsored by the American Society of Zoologists and the Association of Southeastern Biologists, and presented at the Atlanta meeting, December 27, 1955. Embryology. Plate I. Agglutination of Luidia clathrata sperm by versene-egg water. 1, Sperm in sea water. 2, Sperm in versene, pH 3, Sperm in egg water. 4, Sperm in versene (, pH )-egg water. 5, Spei-m in versene-egg water. Agglutination appears to be strictly head to head. (Phase contrast optics, 1-4, approximately 100X; 5, approximately 430X.). 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 American Association for the Advancement of Science. Section on Zoological Sciences; Tyler, Albert, 1906-. Washington

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Keywords: ., bookcentury1900, bookpublisherwashington, booksubjectembryology