Meganeira, mother by Diomus of Alcyoneus. Together with her family, they lived in the city of Crisa at the foot of the Parnassus. This Alcyoneus was destined by lot to be sacrificed to the monster Sybaris on the basis of an oracle. However, the boy was saved by Eurybarus, who fell in love with the handsome lad and killed the monster.[3]