. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. -—H FIG. I. Auricularian larva of Synapta digitata. After Semon. M, mouth ; ff, hydroccele ; A, anus. The ciliated bands stippled. of Synapta digitata are reproduced in outline in Figs. I and 2. During the pupal stage the mouth shifts from a ventral to a ter- minal position and the tentacles and tube feet first become func-. FIG. 2. Pupa of Synapta digitata. After Semon. A, anus; T, tentacles; I, 2, 3, 4 and 5, ciliated rings. tional. The ciliated rings of the pupa are five in number and are arranged transversely to its long


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. -—H FIG. I. Auricularian larva of Synapta digitata. After Semon. M, mouth ; ff, hydroccele ; A, anus. The ciliated bands stippled. of Synapta digitata are reproduced in outline in Figs. I and 2. During the pupal stage the mouth shifts from a ventral to a ter- minal position and the tentacles and tube feet first become func-. FIG. 2. Pupa of Synapta digitata. After Semon. A, anus; T, tentacles; I, 2, 3, 4 and 5, ciliated rings. tional. The ciliated rings of the pupa are five in number and are arranged transversely to its long 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