File:Holothuria tubulosa development embryo two stages.jpg
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[edit]DescriptionHolothuria tubulosa development embryo two stages.jpg | FIG. 248. THREE STAGES IN THE DEVELOPMENT OF HOLOTHURIA TUBULOSA VIEWED FROM THE SIDE IN OPTICAL SECTION. (After Selenka.) m. mouth; oe. oesophagus; st. stomach; i. intestine; a. anus; l.c. longitudinal ciliated band; s.c. segmentation cavity; v.p. vaso-peritoneal vesicle; p.v. peritoneal vesicle; p.r. right peritoneal vesicle ; pl. left peritoneal vesicle ; w.v. water- vascular vesicle ; p. dorsal pore of water- vascular system ; ms. muscle cells. |
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https://archive.org/details/theworks02balfuoft/page/546/mode/2up?view=theater&q=blastoderm THE WORKS OF FRANCIS MAITLAND BALFOUR VOL. III A TREATISE ON COMPARATIVE EMBRYOLOGY. |
Author | M. FOSTER, F.R.S., ADAM SEDGWICK, M.A., |
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current | 22:13, 2 March 2024 | ![]() | 1,079 × 688 (735 KB) | Rasbak (talk | contribs) | {{Information |description=FIG. 248. THREE STAGES IN THE DEVELOPMENT OF HOLOTHURIA TUBULOSA VIEWED FROM THE SIDE IN OPTICAL SECTION. (After Selenka.) tn. mouth; oe. oesophagus; st. stomach; i. intestine; a. anus; l.c. longitudinal ciliated band; v.p. vaso-peritoneal vesicle; p.v. peritoneal vesicle; p.r. right peritoneal vesicle ; pl. left peritoneal vesicle ; w.v. water- vascular vesicle ; p. dorsal pore of water- vascular system ; ms. muscle cells. |source=https://archive.org/details/thewor... |
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