(Ἐρατός), a son of Heracles by Dynaste, was king of Argos, and made a successful expedition against Asine, which was besieged and taken. (Apollod. 2.7.8; Paus. 2.36.5.)
[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