Pylades

In Greek mythology, Pylades was son of Strophius and Anaxibia. He assisted Orestes in murdering Clytemnestra and eventually married his sister Electra.
Found on http://www.probertencyclopaedia.com/browse/D1P.HTM

Pylades

In Greek mythology, son of the Phocian king Strophius and friend of Orestes. He helped Orestes avenge his father, Agamemnon, and married his sister, Electra. ...
Found on http://www.encyclo.co.uk/local/20688
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