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
Titan (mythology) Titan (mythology) In Greek mythology, the Titans (Greek: , "Titán", , "Titânes") and Titanesses (or Titanides; Greek: , "Titanís", , "Titanídes") were a race of deities: members of the second generation of divine beings—succeeding the primordial deities and preceding the Olympians—as well as certain descendants of this second generation. Based on Mount Othrys, the Titans most famously included the first twelve children of Gaia (Mother Earth) and Uranus (Father Sky). They ruled during the legendary Golden Age, and also comprised the first pantheon of Greek deities. The first twelve Titans were the females Mnemosyne, Tethys, Theia, Phoebe, Rhea, and Themis