(Ἀριστοδήμη), a Sicyonian woman, who, according to a local tradition of Sicyon, became the mother of Aratus by Asclepius, in the form of a dragon (serpent). A painting of her and the dragon existed at Sicyon in the temple of Asclepius. (Paus. 2.10.3, 4.14.5.) A daughter of Priam of this name occurs in Apollod. 3.12.5.
[L.S]A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890