. A manual of zoology. PHYLUM CcELENTERATA at sd. Fig. 52.—Aurelia aurita, development. A, planula; B, C, formation of the gullet or stomodaeum; D, transverse section of young scyphula; E, scyphula; F, longitudinal section of same; G, division of scyphula into ephyrula:; H, ephy- rula from the side; I, the same from beneath. In A-D and F the ectoderm is unshaded, the endoderm striated, and the mesoglcea dotted, a, lobes of umbrella; vnih, manubrium; mthi mouth; sfy septal funnel; st, stomodaum; t, tentacle; tny ta;nioles, or gastric ridges. (From Korschclt and Heider's Embryology.'). Please no


. A manual of zoology. PHYLUM CcELENTERATA at sd. Fig. 52.—Aurelia aurita, development. A, planula; B, C, formation of the gullet or stomodaeum; D, transverse section of young scyphula; E, scyphula; F, longitudinal section of same; G, division of scyphula into ephyrula:; H, ephy- rula from the side; I, the same from beneath. In A-D and F the ectoderm is unshaded, the endoderm striated, and the mesoglcea dotted, a, lobes of umbrella; vnih, manubrium; mthi mouth; sfy septal funnel; st, stomodaum; t, tentacle; tny ta;nioles, or gastric ridges. (From Korschclt and Heider's Embryology.'). 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 Parker, T. Jeffery (Thomas Jeffery), 1850-1897; Haswell, William A. (William Aitcheson), 1854-1925. New York, The Macmillan Company; London, Macmillan & Co. ,Ltd.


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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1900