File:The Biological bulletin (19757898313).jpg

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Title: The Biological bulletin
Identifier: biologicalbullet180mari (find matches)
Year: [1] (s)
Authors: 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
Subjects: Biology; Zoology; Biology; Marine Biology
Publisher: Woods Hole, Mass. : Marine Biological Laboratory
Contributing Library: MBLWHOI Library
Digitizing Sponsor: MBLWHOI Library

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About This Book: Catalog Entry
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Figure 3. SEM of development through the bipinnaria stage, a. Late blastula within the fertilization membrane, b. Hatching and newly hatched gastrulae. B. blastopore; F. fertilization membrane, c. Gastrula starting to elongate, d. Elongate gastrula. e. Early bipinnaria forming the stomodeal invagination (S). f. Bipinnanal shape starting to develop, the stomodeum (S) has enlarged and the blaslopore has moved to a ventral position to form the anus (A). O, forming oral hood. g. Bipinnaria side view with a distinct oral hood (O) and ciliary tracts (C). h. Late bipinnaria ventral view with oral- (OC) and postoral (PC) ciliary tracts. M, mouth, i. Ciliary field covering gastrula. j. Detail of bipinnaria in Figure 3h, showing the ciliary tracts around mouth and scattered cilia covering the larva, k. Ciliary tract (C) of a bipinnaria. 1. Bipinnaria fixed in the dorsally-llexed position showing the plug-like structure on the post-oral surface (arrow). A. anus; M. mouth; C, ciliary tract. Scales: Fig. 3a-h. I = 50 ^m; Fig. 3i-k = 20 ^m. 338

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current11:50, 23 September 2015Thumbnail for version as of 11:50, 23 September 20151,998 × 2,332 (1.19 MB) (talk | contribs)== {{int:filedesc}} == {{information |description={{en|1=<br> '''Title''': The Biological bulletin<br> '''Identifier''': biologicalbullet180mari ([https://commons.wikimedia.org/w/index.php?title=Special%3ASearch&profile=default&fulltext=Search&search=i...

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