Stameris
Stameris was an inhabited planet that was located somewhere in the Alpha or Beta Quadrant. On this world, there was an active slave market in the 2150s.
The Ferengi who attempted to pirate Enterprise NX-01 in 2151 contemplated selling some of the starship's women at the slave market on Stameris. (ENT: "Acquisition")
This planet was only mentioned in dialogue.
In the Star Trek: Star Charts ("United Federation of Planets I") and Stellar Cartography: The Starfleet Reference Library ("Federation Historical Highlights, 2161-2385"), "), this planet was located in the Lambda Serpentis system.