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EMBRYONIC DEVELOPMENT & STEM CELL COMPENDIUM
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All Anatomical Compartments > Compartment Card
Placenta >

Chorioallantoic Placenta


Plc.ChP
The chorioallantoic placenta is formed on E8.5 upon fusion of the chorion bilayer with the allantois. Soon after the allantoic attachment, fetoplacental blood vessels from the allantoic tissue generate the fetal components of the placental vasculature.
Chorioallantoic Placenta
Multiple Ancestors Single Ancestor No Descendants Develops from Part of Parent