Incitatus Incitatus Incitatus () was the favored horse of Roman emperor Caligula (reigned 37–41 AD). According to legend, Caligula planned to make him a consul. His name is a Latin adjective meaning "swift" or "at full gallop". According to Suetonius, in the "Lives of the Twelve Caesars" (121 AD), Caligula planned to make Incitatus a consul, and that the horse would "invite" dignitaries to dine with him in a house outfitted with servants there to entertain such events. He also wrote that he had a stable of marble, with an ivory manger, purple blankets, and a collar of precious stones. Cassius
Roman emperor he turned down supreme authority in exchange for a collection of various powers and offices, which in itself was a demonstration of his "auctoritas" ("authority"). As holding "princeps senatus", the emperor declared the opening and closure of each Senate session, declared the Senate's agenda, imposed rules and regulation for the Senate to follow, and met with foreign ambassadors in the name of the Senate. Being "pontifex maximus" made the emperor the chief administrator of religious affairs, granting him the power to conduct all religious ceremonies, consecrate temples, control the Roman calendar (adding or removing days as needed), appoint the vestal