Soprano (coloratura soprano, dramatic soprano, lyric soprano, soubrette)
Mezzo-soprano (lyric, coloratura, dramatic)
Contralto (dramatic, low)
Countertenor (uses "falsetto")
Tenor (lyric, Helden, character tenor, etc.)
Baritone (lyric, dramatic, Helden, bass-baritone, etc.)
Bass (basso profundo, basso buffo, lyric bass, etc.)