Betta simorum

 ( Simorum ) 

Betta simorum is a species of gourami endemism to Indonesia. This species grows to a length of fish measurement. This species can also be found in the aquarium trade. The species was named simorum and uses the Latin genitive plural "of the Sims", named so in honour of Thomas G. K. Sim and his wife Farrah, of Sindo Aquarium in Jambi, Sumatra.