Terixans are a spacefaring civilization that originate from the Terix star system, in the Romulan Star Empire's space in the galaxy's Beta Quadrant. (ST reference: Star Charts) The Romulan officer Tomalak was familiar with this species, having had contact with Terixans at some point prior to the year 2381. (ST - Typhon Pact novel: Rough Beasts of Empire)