312 Wisconsin Academy of Sciences, Arts, and Letters. 
each provided with its antiphon, and three lessons (lediones), 
each followed by its responsory (responsorium). After the 
final 1 responsory follows the Genealogy , and then the concluding 
Te Deum laudamm . These facts may be shown in outline as 
follows : 2 
MATUTINUM 
I. Introduction —Versiculi et Eesponsiones. 
Gloria Patri. Alleluia. 
Invitatorium. Psalms xciv (Venite). 
Hymnus. 
II. ISTocturns—Nocturnus I. 
Antiphona. 
Psalmus. 
Antiphona. 
Psalmus. 
Antiphona. 
Psalmus. 
Lectio i. 
Pesponsorium. 
Lectio ii. 
Pesponsorium. 
Lectio iii. 
Pesponsorium. 
Pocturnus II. 
Antiphona. 
Psalmus. 
Antiphona. 1 
Psalmus. 
Antiphona. 
Psalmus. 
1 Since the lessons are numbered in one series throughout the three 
Nocturns, the final resvonsory may he called also the ninth. 
2 This outline may he applied to the complete texts in Appendices 
A and B. 
