. Chimæroid fishes and their development. Fishes; Chimaeridae. SEGMENTATION STAGES. 53 of cleavage is in the arrangement of the germinal CN'toplasm around the nuclei. This is expressed in such a way that the germinal yolk rises between them like a wall. The second stage in which cleavage is seen at the surface is shown in plate iv, fig. 21, from the egg companion to the one shown in plate iv, fig. 20, but incubated longer (about fort\' minutes). Here a second furrow is noticeable. The resulting " blastomeres " are unequal in size, one of them being as large as two of. r\ :^^ 49. Plea
. Chimæroid fishes and their development. Fishes; Chimaeridae. SEGMENTATION STAGES. 53 of cleavage is in the arrangement of the germinal CN'toplasm around the nuclei. This is expressed in such a way that the germinal yolk rises between them like a wall. The second stage in which cleavage is seen at the surface is shown in plate iv, fig. 21, from the egg companion to the one shown in plate iv, fig. 20, but incubated longer (about fort\' minutes). Here a second furrow is noticeable. The resulting " blastomeres " are unequal in size, one of them being as large as two of. r\ :^^ 49. 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 Dean, Bashford, 1867-1928. Washington, D. C. , Carnegie Institution of Washington
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectfishes, bookyear1906
