CYLLENE (I) a mountain in Greece, in the north-east of Arcadia, mod. Ziria, 7,789 ft. It was sacred to Hermes, who was born in a cave on the mountain, and had a temple and an ancient statue on its summit.
(2) An ancient port in Elis doubtfully identified with (3) the modern port at Glarentza, with mineral baths a little to the south.