High Quality Content by WIKIPEDIA articles! In Greek mythology, Oeceus was a king of Olenus. According to Callimachus, he was father of Dexamenus. In Greek mythology, Olenus (or Olenos) was the name of several individuals: 1. Olenus was the son of Hephaestus and father of Helice and Aex. A city was named for him. 2. Olenus was the father of Tectaphus the Lapith. 3. Olenus was a man who lived on Mount Ida. His wife Lethaea claimed she was more beautiful than any goddess. They were both turned to stone; although Olenus could have avoided this fate, he chose to be with his wife. 4. Olenus was the father of Phoceus.