Octaves

	Ottava alta Notes below the dashed line are played one octave higher than notated.		Ottava bassa Notes below the dashed line are played one octave lower than notated. The notation and dashed line are often written below the staff, rather than above as shown here.
	Quindicesima alta Notes below the dashed line are played two octaves higher.		Quindicesima bassa Notes below the dashed line are played two octaves lower. The notation and dashed line are often written below the staff, rather than above as shown here.