Ego sum pastor bonus alleluia

Folio: 
106v
Sequence: 
8
Office/Mass: 
E
Genre: 
A
Position: 
2
Cantus ID: 
002596
Mode: 
6
Differentia-Old: 
F1
Extra: 
095v
Indexing notes: 
Clef difficult to make out on the film; is this transposed?