Authorities dispute as to the origin of the name, some tracing it to Ara Lunae, a temple of Diana having been erected here, while others more plausibly derive it from the Celtic words ar (mount) and lun (wooded).
Much on the same lines stands the Italian Catholic attempt to show that the Freemasons are the real founders of Italian independence, and to take the field against them with the help of Leon Taxil and " Diana Vaughan."
Although the diana monkey is commonly seen in menageries, little is known of its habits in the wild state.
Three couches were prepared for three pairs of gods - Apollo and Latona, Hercules and Diana, Mercury and Neptune.
Similar honours were paid to other divinities in subsequent times - Fortuna, Saturnus, Juno Regina of the Aventine, the three Capitoline deities (Jupiter, Juno, Minerva), and in 217, after the defeat of lake Trasimenus, a lectisternium was held for three days to six pairs of gods, corresponding to the twelve great gods of Olympus - Jupiter, Juno, Neptune, Minerva, Mars, Venus, Apollo, Diana, Vulcan, Vesta, Mercury, Ceres.