Cantus Firmus In Mas And Motet 1420-1520

alto anonymous anticipatory statement antiphon appears Ave Regina caelorum bass beginning Benedictus breves Bukofzer Burgundian Busnois c.f. is given c.f. material c.f. notes c.f. statement c.f. treatment cadence cadential canon cantus firmi chanson tenor chant composition conductus contrapuntal contratenor counterpoints Credo discant Dufay Dufay's Dunstable duos elaborate entire example Ficker fifteenth century final FIRMUS four voices freely composed Gloria and Credo Gregorian melody harmonic head motive hymn instance isorhythmic Jacob Obrecht Josquin Kyrie L'homme armé Leonel Mass measures ment middle voice migration Missa Missen motet Motetten movement note values Obrecht Ockeghem organization original ornamented Osanna ostinato paraphrase passages phrase plainchant Pleni sunt caeli points of imitation polyphonic presented procedures quotation quoted Regis repeated repetition rosa bella Sanctus scaffolding semibreves structural style Sub tuum praesidium superius three voices tion tollis tones upper voices written