Erzya ⟨Анге Патяй⟩ Ange Patjaj (patjaj 'elder woman/auntie'). The figure is best documented through Melnikov-Pechersky's 19th-c. account and treated cautiously in modern scholarship; flagged here as a contested elaboration.
Domains
birth and fertility
motherhood of the gods
Powers
bestows children and watches over the newborn
Maintain life and aid women in childbirth
Sources
Harva (Holmberg), Uno. Die religiösen Vorstellungen der mordwinischen Völker. FF Communications 142. Helsinki, 1952.
Sarv, Mari. 'Some Aspects of Mordvin Mythology.' Folklore 17, Tartu, 2001.