The patient's mother had an accessory mamma on the abdomen that secreted milk during the period of lactation.
Charpentier has observed in his clinic a woman with two supplementary axillary mammae with nipples.

They gave milk as the ordinary mammae.
Robert saw a woman who nourished an infant by a mamma on the thigh.
Until the time of pregnancy this mamma was taken for an ordinary nevus, but with pregnancy it began to develop and acquired the size of a citron.

Figure 147 is from an old wood-cut showing a child suckling at a supernumerary mamma on its mother's thigh while its brother is at the natural breast.

Jenner speaks of a breast on the outer side of the thigh four inches below the great trochanter.

Hare describes a woman of thirty-seven who secreted normal milk from her axillae.