Browse by the Categories of the Bartók System

The following table provides a survey of the categories.

Class	Subclass	Ordering of the Melodies
Class A: old style - isometric four-liners - non-architectonic (descending or fifth-shifting) structure	A I parlando-rubato or fixed rhythm in tempo giusto	by the number of syllables
	A II adjustable rhythm in tempo giusto	by the number of syllables
Class B: new style – isometric four-liners and related melodies – architectonic structure – adjustable tempo giusto rhythm		by the number of syllables
Class C: mixed, not unified style	C I – heterometric four- or more liners – adjustable tempo giusto rhythm	by rhythmic patterns
	C II – heterometric four- or more liners – fixed rhythm in tempo giusto	by rhythmic pattern
	C III – three-liners
	C IV – two-liners (half melody or fragment)
Appendix	instrumental melodies
	non-classified data or data considered unsuitable for classification