Brazilian Army the "General de Exército" (), a "four-star" general. In times of war, or in exceptional circumstances, a fifth star may be worn by the highest-ranking officer in the army, who is then promoted to "Marechal", (). Brazilian Army officers wear rank insignia on shoulder boards and the army has ten officer ranks, also known as "grades", excluding that of an officer candidate. Brazilian Army officer ranks from second lieutenant to colonel equate directly with counterparts in the United States Army, but thereafter the systems diverge. A Brazilian "General de Brigada" () wears two stars, with duties equivalent to a U.S.
United States Coast Guard officer rank insignia insignia (referred to as "office insignia") instead of gold; with a "hollow" USCG shield above containing the letters "USCG" superimposed above a red "A" (to signify an appointed officer") or silver "A" (to signify an elected officer). Metal and sew-on insignia are identical to Coast Guard officer insignia, except that a red, blue, or black "A" is superimposed. Auxiliarists generally do not use titles in direct address. United States Coast Guard officer rank insignia United States Coast Guard officer rank insignia describes an officer's pay-grade. Rank is displayed on collar devices, shoulder boards, and on the sleeves of dress uniforms.