Luna (goddess) as Juno Covella, Juno of the crescent moon. Both Juno and Diana were invoked as childbirth goddesses with the epithet "Lucina". Luna is often depicted driving a two-yoke chariot called a "biga", drawn by horses or oxen. In Roman art, the charioteer Luna is regularly paired with the Sun driving a four-horse chariot ("quadriga"). Isidore of Seville explains that the "quadriga" represents the sun's course through the four seasons, while the "biga" represents the moon, "because it travels on a twin course with the sun, or because it is visible both by day and by night—for they yoke together one
Luna (goddess) black horse and one white." Luna in her "biga" was an element of Mithraic iconography, usually in the context of the tauroctony. In the mithraeum of S. Maria Capua Vetere, a wall painting that uniquely focuses on Luna alone shows one of the horses of the team as light in color, with the other a dark brown. A "biga" of oxen was also driven by Hecate, the chthonic aspect of the triple goddess in complement with the "horned" or crescent-crowned Diana and Luna. The three-form Hecate ("trimorphos") was identified by Servius with Luna, Diana, and Proserpina. According to the Archaic