. The chordates. Chordata. Aim and Method of Comparative Anatomy 361. Fig. 289. Skeletons of horse and man. Corresponding skeletal parts are mounted in approximately parallel alignment. (Courtesy, American Museum of Natural History, New York.) erly be applied to correspondence in function. But when a certain organ in one animal is the same organ as that in another animal, the relation demands a word signifying "; Such a word is "ho- mology," from the Greek word meaning "; The tail-fin of a fish and the screw-propeller of a motorboat are analogou
. The chordates. Chordata. Aim and Method of Comparative Anatomy 361. Fig. 289. Skeletons of horse and man. Corresponding skeletal parts are mounted in approximately parallel alignment. (Courtesy, American Museum of Natural History, New York.) erly be applied to correspondence in function. But when a certain organ in one animal is the same organ as that in another animal, the relation demands a word signifying "; Such a word is "ho- mology," from the Greek word meaning "; The tail-fin of a fish and the screw-propeller of a motorboat are analogous, both being mechanisms of propulsion. But they are not homologous. The word "homology" had been used in anatomy before Owen's. 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 Rand, Herbert W. (Herbert Wilbur), 1872-1960. Philadelphia : Blakiston
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