Darwin speaks of a person with a fleshy tail and refers to a French article on human tails.
Science contains a description of a negro child born near Louisville, eight weeks old, with a pedunculated tail 2 1/2 inches long, with a base 1 1/4 inches in circumference.

The tail resembled in shape a pig's tail and had grown 1/4 inch since birth.

It showed no signs of cartilage or bone, and had its origin from a point slightly to the left of the median line and about an inch above the end of the spinal column.
Dickinson recently reported the birth of a child with a tail.

It was a well-developed female between 5 1/2 and six pounds in weight.

The coccyx was covered with the skin on both the anterior and posterior surfaces.