GUBERNACULUM. - The rudder of a ship appears on numerous Roman coins, generally in the hand of Fortune, sometimes at the feet of Victory. This nautical instrument is delineated in types of the Pretorian gallies, on consular as well as on imperial coins. - See Fonteia gens. p. 392 - Felicitat. Avg. of Hadrian, p. 381, and Fortuna, pp. 394-396-397.