vexilloid

thumb|An illustration of eleven Imperial Roman vexilloids. A vexilloid is any flag-like (vexillary) object used by countries, organisations, or individuals as a form of representation other than flags. American vexillologist Whitney Smith coined the term vexilloid in 1958, defining it as

This includes vexilla, banderoles, pennons, streamers, heraldic flags, standards, and gonfalons. Examples include the Sassanid battle standard Derafsh Kaviani, and the standards of the Roman legions such as the eagle of Augustus Caesar's Xth legion and the dragon standard of the Sarmatians; the latter was allowed to fly freely in the wind, carried by a horseman, but depictions suggest that it bore more similarity to an elongated dragon kite than to a simple flag.