. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 284 INEZ WHIPPLE WILDER. granules (Hilton, '09), we see again the approach to an inter- mediate position of the Desmognathus egg between the holo- blastic and meroblastic types, this mass of large cells of a purely nutritive character being comparable to the undivided yolk mass of the meroblastic egg. The tardy segmentation of this mass of 10 b. a FIG. 12. Horizontal sections (viewed dorsally) of (a) terrestrial larva at time of hatching (stage A, cf. Plate I., Figs, i and 2), (b) terrestrial larva 3 days old (stage C, cf. P
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 284 INEZ WHIPPLE WILDER. granules (Hilton, '09), we see again the approach to an inter- mediate position of the Desmognathus egg between the holo- blastic and meroblastic types, this mass of large cells of a purely nutritive character being comparable to the undivided yolk mass of the meroblastic egg. The tardy segmentation of this mass of 10 b. a FIG. 12. Horizontal sections (viewed dorsally) of (a) terrestrial larva at time of hatching (stage A, cf. Plate I., Figs, i and 2), (b) terrestrial larva 3 days old (stage C, cf. Plate I., Figs. 5 and 6), (c) terrestrial larva 15^ days old (stage F, cf. Plate I., Fig. 9). Lines lob, IQC, and lod indicate respectively the levels of the cross sections shown in Fig. 10. Bl, bladder; d, duodenum; gbl, gall bladder; ini, left loop cf intestine; inr, right loop cf intestine; I, liver; p. pancreas; st, stomach; r, rectum; y, yolk mass; yg, yolk granules in the lumen of the yolk mass. Drawn with Abbe camera. X yolk material, which Hilton pointed out, and the later breaking down of the cell walls of these large nutritive cells, which seems to appear in some cases, corroborate this 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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