. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. EXPLANATION OF PLATE III FIG. 7. Camera lucida drawing of cell body of contracted epidermal melano- phore showing nearly all of the pigment contained within the cell body. From living, uninjured tissue. FIG. 8. Camera lucida drawing of contracted epidermal melanophore of frog tadpole showing processes devoid of pigment. From living, uninjured tissue. FIGS. 9 and 10. Camera lucida drawing of nearly contracted epidermal melano- phore of frog tadpole showing scattered pigment granules in the processes. From living, uninjured ti


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. EXPLANATION OF PLATE III FIG. 7. Camera lucida drawing of cell body of contracted epidermal melano- phore showing nearly all of the pigment contained within the cell body. From living, uninjured tissue. FIG. 8. Camera lucida drawing of contracted epidermal melanophore of frog tadpole showing processes devoid of pigment. From living, uninjured tissue. FIGS. 9 and 10. Camera lucida drawing of nearly contracted epidermal melano- phore of frog tadpole showing scattered pigment granules in the processes. From living, uninjured tissue. the contracted phase. This condition was found repeatedly in the tadpole (Figs. 9 and 10). These single granules moved about slightly as is usually the case with pigment granules wherever they are found. Expansion of the melanophore is a process of dispersion of the pigment granules which had been congregated within the cell body. The length of time required for melanophores to expand maximally depends upon the nature and the intensity of the stimulus. The epi-. 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 Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology