. Text-book of embryology. Embryology. jiem nem. Fig. 46.—The fixation of the free-swimming larva of - Aurelia aurita. (After Hein.) A, free-swimming planula. B, stage just after fixation. !)j), blasto- pore reduced to a mere slit, nsm, 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 MacBride, E. W. (Ernest William), 1866-1940; Kerr, John Graham, 1869-; Heape, Walter, 1855-1929. London : Macmillan

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Keywords: ., bookcentury1900, bookdecade1910, bookpubli, booksubjectembryology