The Muses, in classical Greek mousai, were originally inspiring goddesses of music, later also of letters, arts and love. His genealogy and number were rather confusing to highlighting two versions: they were daughters of Zeus and Mnemosine or Uranus and Gaea. Hesiod was the first to point out the name of the nine finally recognized: Calliope with splints and stylet, Muse of epic poetry, Clio with an open scroll, Muse of history, Euterpe with flute, Muse of music, with the lira Erato, Muse of lyric poetry, Melpomene with buskins, Muse of tragedy, Polimnia white cloak and sceptre Muse of sacred poetry, Talia Theatre mask, Muse of comedy, dancing Terpsichore, Muse of dance and Urania with compass, Muse of astronomy and geometry.