File:Foster115.jpg

Fig. 115. Diagram of the foetal membranes of a mammal

From Turner.

Structures which either are or have been at an earlier period of development continuous with each other are represented by the same character of shading.

Legend

pc. zona with villi ; sz. subzonal membrane ; E. epiblast of embryo ; am. amnion ; AC. amniotic cavity ; M. mesoblast of embryo ; H. hypoblast of embryo ; UV. umbilical vesicle ; al. allantois ; ALC. allantoic cavity.

Reference

Foster, M., Balfour, F. M., Sedgwick, A., & Heape, W. (1883). The Elements of Embryology. (2nd ed.). London: Macmillan and Co.

Volume 1 - The History of the Chick: Egg structure and incubation beginning | Summary whole incubation | First day | Second day - first half | Second day - second half | Third day | Fourth day | Fifth day | Sixth day to incubation end | Figures 1

Volume 2 - The History of the Mammalian Embryo: General Development | Embryonic Membranes and Yolk-Sac | Organs from Epiblast | Organs from Mesoblast | Alimentary Canal | Appendix | Figures 2

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