note symbols
Measure of a note, determined by its form; the whole note represents the basic unit of time.
eighth note 
Black oval with a stem and one hook, equal to 1/8 of a whole note or 1/2 of a beat.
half note 
White oval with a stem, equal to 1/2 of a whole note or two beats.
sixty-fourth note 
Eighth note with four hooks, equal to 1/64 of a whole note or 1/16 of a beat.
sixteenth note 
Eighth note with two hooks, equal to 1/16 of a whole note or 1/4 of a beat.
quarter note 
Black oval with a stem, equal to 1/4 of a whole note or one beat.
whole note 
White oval with no stem, equal to four beats.
thirty-second note 
Eighth note with three hooks, equal to 1/32 of a whole note or 1/8 of a beat.