Roundel, three concentric stripes, green white red, thin white central stripe.
Low visibility variant, with a smaller white central stripe, inspired by the C-type roundel of the RAF, used on front line aircraft.
Grey anchor, over white disc.
The aircraft of the Aviazione Navale (the italian naval aviation), component of the Marina Militare Italiana (the italian Navy) use this anchor in addition to the italian roundel. They also have a marking 'MARINA'.