Captain (British Army and Royal Marines) shoulder epaulets. After the Crimean War a new rank system was introduced which contained the first complete rank insignia in British Army history. A captain's rank insignia was worn on the collar and displayed a crown and a pip (which is now the rank insignia for a lieutenant-colonel). The rank insignia were returned to the shoulder boards in 1880 for all officers in full dress, when the system of crowns and stars was reorganised. From this time, until 1902, a captain had just two stars. The 1902 change gave captains three stars, which continues to be used. In addition to
Australian Army officer rank insignia below from highest to lowest: The rank of second lieutenant has been phased out of the Australian Army, with officer recruits now graduating from the Royal Military College, Duntroon with the rank of lieutenant. SCDT and OCDT are equivalent rank titles. The rank of Officer Cadet is given to those who are studying at the Australian Defence Force Academy. Their rank is then changed to Staff Cadet upon entry to the Royal Military College, Duntroon (RMC-D) where they become a part of the Corps of Staff Cadets. Officer cadets wear a 10mm wide white stripe, on a DPCU slide or