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. The use of flags replaced the use of vexilloids for general purposes during late medieval times between about 1100 to about 1400. However, vexilloids still remain in use for specialised purposes, such as for some military units or to symbolise various organisations such as fraternal organisation in street parades. History Vexilloids originally started as a staff of office for leaders of groups, such as tribes, and were also used as a visible sign to rally around or point to a direction of attack. They were originally made of wood, horns, tails, hooves, and skins of animals, with other ornaments being made of carved and painted wood or metal. Aztec vexilloids composed of green quetzal feathers, metals such as gold, and precious stones. Modern vexilloids used by tribes of New Guinea are made of wood, dried grass and feathers, and emblems painted on wood, feathers, and cloth. The oldest known vexilloids appear as depictions on Egyptian pottery from the Gerzeh culture and on the reverse of the Narmer Palette. These vexilloids were symbols of the nomes of pre-dynastic Egypt. The oldest surviving vexilloid was carried in Persia around 5,000 years ago. It consists of a metal staff topped with an eagle, and a square of metal covered with reliefs. Two vexilloids are depicted on the Victory Stele of Naram-Sin. In Alaca Höyük, archaeologists have discovered Hittite vexilloids dating from c.2400–2200 BCE, having finials depicting bulls, stags, as well as abstract forms often interpreted as solar symbols. Ancient Greek armies used a -like banners, such as the so-called , a cloth of deep red, suspended from the top of a staff or spear. It is not known to have carried any device or decoration though. Ancient Romans adopted the use of vexilloids, as well