Bubendorf reports the spontaneous elimination of a fetal skeleton by the rectum after five years of retention, with recovery of the patient.

Butcher speaks of delivery through the rectum at the fourth month, with recovery.

Depaul mentions a similar expulsion after a pregnancy of about two months and a half.

Jackson reports the dissection of an extrauterine sac which communicated freely with the large intestine.
Peck has an example of spontaneous delivery of an extrauterine fetus by the rectum, with recovery of the mother.

Skippon, in the early part of the last century, reports the discharge of the bones of a fetus through an "imposthume" in the groin.