Plexippus

Greek - Son of Thestius. Brother of Althaea and Toxeus. He was one of the party hunting the Calydonian boar and objected when the pelt was awarded to Atalanta. For this, both he and his brother Toxeus were killed by Meleager. Sometimes called Plexippus.
Greek - Son of Phineus and Cleopatra. Brother of Pandion. His father took another wife, Idaea, and put Cleopatra and her sons in prison. They were freed by Calais and Zetes who killed Phineus and put the brothers on the throne of Salmydessus. Plexippus and his brother later handed over the kingdom to the safekeeping of their mother and joined the Argonauts. Also called Plexippus.