Mnemosyne shepherd, and Mnemosyne slept together for nine consecutive nights, thus conceiving the nine Muses. Mnemosyne also presided over a pool in Hades, counterpart to the river Lethe, according to a series of 4th-century BC Greek funerary inscriptions in dactylic hexameter. Dead souls drank from Lethe so they would not remember their past lives when reincarnated. In Orphism, the initiated were taught to instead drink from the Mnemosyne, the river of memory, which would stop the transmigration of the soul. Although she was categorized as one of the Titans in the "Theogony", Mnemosyne did not quite fit that distinction. Titans were
Iris (mythology) Iris (mythology) In Greek mythology, Iris (; ) is the personification and goddess of the rainbow and messenger of the gods. According to Hesiod's "Theogony", Iris is the daughter of Thaumas and the Oceanid Electra, and the sister of the Harpies: Aello and Ocypete. During the Titanomachy, Iris was the messenger of the Olympian Gods, while her twin sister Arke betrayed the Olympians and became the messenger of the Titans. She is the goddess of the rainbow. She also serves nectar to the gods and goddesses to drink. Iris is married to Zephyrus, who is the god of the west