. The development of the chick : an introduction to embryology. Embryology; Chickens -- Embryos. <^ J//.P^.A 'â ' Fig. 130. â Diagrams showing the relations of the allantois, represented by the tinted area, at different ages. (After Hirota.) Alb., Albumen. Alb. S., Edge of albumen-sac. All. V Allantoic vem. am. C, Amniotic cavity. , Sero-amni- otic connection. Y. S., Yolk-sac. 1 t"^* ^^o^^ ^ouTs showing only the amniotic cavity and al- B. At 144 hours, showing only the amniotic cavity and al- lantois X C. At 192 hours; the entire yolk x .66. The dotted out- line


. The development of the chick : an introduction to embryology. Embryology; Chickens -- Embryos. <^ J//.P^.A 'â ' Fig. 130. â Diagrams showing the relations of the allantois, represented by the tinted area, at different ages. (After Hirota.) Alb., Albumen. Alb. S., Edge of albumen-sac. All. V Allantoic vem. am. C, Amniotic cavity. , Sero-amni- otic connection. Y. S., Yolk-sac. 1 t"^* ^^o^^ ^ouTs showing only the amniotic cavity and al- B. At 144 hours, showing only the amniotic cavity and al- lantois X C. At 192 hours; the entire yolk x .66. The dotted out- line represents the amniotic cavity. A?" '^V^^^,?^^'^®- ^^^ ^"^^^^ ^g^ ^fter removal of the shell, X .bb. 1 he albumen mass is at the left; the albumen-sac is be- ginning to form. chorion, hence of its outer wall pari passu. At the end of the fifth day it covers more than half of the embryo (Fig. 130 A); at the end of the sixth day the embryo is entirely covered by. 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 Lillie, Frank Rattray, 1870-1947. New York : Henry Holt


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Keywords: ., bookauthorlilliefrankrat, bookcentury1900, booksubjectembryology