Rana Mas Trehalt was a female Duros, and a legendary Queen of Duro. Under her reign, the Duros developed the hyperdrive, established orbital space stations over Duro, and made contact with other races. Rana also brought Duro into the Galactic Republic. She was succeeded by her son, Dassid, who continued his mother's policies. A monument was later made to her in the Valley of Royalty. Rana was spoken of with great respect even into the New Republic.
Rana meant dark cloud in Durese.
- Star Wars Encyclopedia
- The Essential Guide to Planets and Moons
- The Essential Guide to Alien Species
- Coruscant and the Core Worlds
- The University of Sanbra Guide to Intelligent Life: The Duros"—Star Wars Gamer 2 (First identified as Rana Mas Trehalt) "
- The Official Star Wars Fact File 14 (German Edition - DUR2, Duros)
- The Complete Star Wars Encyclopedia
- The Essential Atlas
- Suns of Fortune