Argelian

Argelians are a humanoid race native to the planet Argelius II in the Alpha Quadrant.

Argelians were a violent people, until a major social upheaval in 2067, which turned the peace of Argelius II to peace. That peace was disturbed in 2267, when two women were murdered by a being called Redjac. (TOS episode: "Wolf in the Fold")

The Argelian athlete was expected to dominate the gymnastics competitions at the 2224 Olympics. She was beat by Trill rival Emony Dax. (DS9 short story: "Old Souls)

An Argelian exobiologist named Yersa conducted the definitive study of tribbles in the late 23rd century. (TOS short story: "The Last Tribble")