|a3= No, by about day 130 sloughing of the cups is usually complete. The debris from the sloughing of the cup may become enclosed in the allantochorion, forming the allantochorionic pouches which can be up to 2 cm long. These pouches can occasionally be present in the placenta at term. | |a3= No, by about day 130 sloughing of the cups is usually complete. The debris from the sloughing of the cup may become enclosed in the allantochorion, forming the allantochorionic pouches which can be up to 2 cm long. These pouches can occasionally be present in the placenta at term. |