a patronymic from Amythaon, by which his son, the seer Melampus, is sometimes designated. (Verg. G. 3.550 ; Columell. 10.348.) The descendants of Amythaon in general are called by the Greeks Amythaonidae. (Strab. viii. p.372.)
[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