The 9 muses represent poetry, arts and science.
-Calliope: Muse of epic song
-Clio: Muse of History
-Euterpe: Muse of lyric song
-Thalia: Muse of comedy and bucolic poetry
-Melpomene: Muse of tragedy
-Terpsichore: Muse of dance
-Erato: Muse of erotic poetry
-Polyhymnia: Muse of sacred song
-Urania: Muse of astrology