Selenites
The original native inhabitants of Luna. The Lunar or Selenite war, which lead to the defeat of the Selenites, was Britain's first extra terrestrial campaign. After the war the Selenite workers were kept as servants. Selenites can be taught valuable skills.
Selenites with few exceptions possess almost no free will beyond their basic programming. Their status according to the UPK Bureau of Sentient Affairs is "Biological Robots".