Medusa part of their religion. Medusa was beheaded by the hero Perseus, who thereafter used her head, which retained its ability to turn onlookers to stone, as a weapon until he gave it to the goddess Athena to place on her shield. In classical antiquity the image of the head of Medusa appeared in the evil-averting device known as the "Gorgoneion". The three Gorgon sisters—Medusa, Stheno, and Euryale—were all children of the ancient marine deities Phorcys (or "Phorkys") and his sister Ceto (or "Keto"), chthonic monsters from an archaic world. Their genealogy is shared with other sisters, the Graeae, as in
Pleiades (Greek mythology) accounts are uniform as to the number, names, and main myths concerning the Pleiades, the mythological information recorded by a scholiast on Theocritus' Idylls with reference to Callimachus has nothing in common with the traditional version. According to it, the Pleiades were daughters of an Amazonian queen; their names were Maia, Coccymo, Glaucia, Protis, Parthenia, Stonychia, and Lampado. They were credited with inventing ritual dances and nighttime festivals. Pleiades (Greek mythology) The Pleiades (; ), companions of Artemis, were the seven daughters of the titan Atlas and the sea-nymph Pleione born on Mount Cyllene. They were the sisters of Calypso,