Physically, Coridanites are quite similar in appearance to other humanoid races. In diplomatic situations, Coridanites by tradition were required to wear elaborate masks that gave them a distinct appearance. (ENT episodes: "Shadows of P'Jem", "Demons") A Coridan officer served on Deep Space 9 in 2370. (DS9 novel: Devil in the Sky) In 2380, Coridani Hanta Trrrrei served as a member of Federation President Nanietta Bacco's security detail. (ST novel: Articles of the Federation)