Cooperante gratia spiritus

Folio: 
270v
Sequence: 
2
Feast: 
Office/Mass: 
M
Genre: 
AV
Position: 
01
Cantus ID: 
004616a
Mode: 
8
Differentia: 
G1
Differentia database: 
Extra: 
057v
Indexing notes: 
The liquescent neume at the end of the verse (as in the differentiae) appears in the verse to be a clivis rather than a liquescent - an evolution of the neume shape?