Terrellian

Terrellians might refer to:
* Terrellian (Alpha Quadrant), the species found in the Alpha Quadrant
** Unnamed Terrellians (Alpha Quadrant), unnamed members of an Alpha Quadrant species
* Terrellian (Delta Quadrant), the species found in the Delta Quadrant
** Unnamed Terrellians (Delta Quadrant), unnamed members of a Delta Quadrant species
You might also be looking for: 
* Terellian, a four-armed race native to the Alpha and Beta Quadrants
* Terrelian, a race visiting Deep Space 9 in 2371
** Unnamed Terrelians, unnamed members of said race
* Tarellian, a humanoid species that suffered a dreadful plague
** Unnamed Tarellians, unnamed members of said race
* Tyrellian, a species known for its laser art