Tharâg (S."Bar-en-Ibun") was a settlement of the Ibunites, a remnant or eastern kinfolk of the Petty dwarves, of the Rast Vorn it was known to the Beffraen as the Maur Tûl, the 'Great Hole' or the Nyth Prem, the 'Worm Nest'.
This last Ibunite refuge was founded in S.A. 1734 after the abandonment of Narukgindín. It continued to serve the last Ibunites as a humble home until T.A. 280 when it's last inhabitants died and with them theirs legacy.
- MERP:Raiders of Cardolan
- Other Minds, issue 4, 2008: A Brief History of the Dwarven Mansions