. Chimæroid fishes and their development. Fishes; Chimaeridae. 44 CHIM^ROID FISHES AND THEIR DEVELOPMENT. 15 mm.) the conditions of the tunic have changed. It has become thinner (fig. 32) and has modified its structures considerably. In place of the difterentiated inmost, middle, and outmost layers, an outer layer is alone conspicuous and even here the nuclei have not the crowded character of the earlier stage ; the inmost and middle layers have merged, forming a somewhat indefinite layer, poor in nuclei. In some cases markings in the (partial) syncytium indicate that the tunic is in places bu
. Chimæroid fishes and their development. Fishes; Chimaeridae. 44 CHIM^ROID FISHES AND THEIR DEVELOPMENT. 15 mm.) the conditions of the tunic have changed. It has become thinner (fig. 32) and has modified its structures considerably. In place of the difterentiated inmost, middle, and outmost layers, an outer layer is alone conspicuous and even here the nuclei have not the crowded character of the earlier stage ; the inmost and middle layers have merged, forming a somewhat indefinite layer, poor in nuclei. In some cases markings in the (partial) syncytium indicate that the tunic is in places but one cell thick. Indirect divisions sometimes occur. The entire structure of the tunic suggests that closer physiological relations exist between the vascular supply, on the one hand—plasma spaces, as in t\ having now extensively drawn together into ' s. Sal. 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
