Kalendalis

Kălendālis or Kălendāris, e, adj. [Kalendae], of or belonging to the Kalends; of or belonging to the first day of the month:

tributa Kalendalia,

which fall due on the Kalends, Just. Edict. 13:

Juno Kalendaris,

to whom worship is paid on the Kalends, Macr. S. 1, 15, 18.