Teton Range-Yellowstone Area | Level 4 (Parent) |
         Madison Range | Level 5 (Sibling) |
         Gallatin Range | Level 5 (Sibling) |
         Lionshead-Henrys Lake Ranges | Level 5 (Sibling) |
         Yellowstone Plateau | Level 5 |
                 Madison Plateau | Level 6 (Child) |
                 Central Plateau | Level 6 (Child) |
                 Pitchstone Plateau | Level 6 (Child) |
                 Red Mountains | Level 6 (Child) |
                 Two Ocean Plateau | Level 6 (Child) |
                 Southern Yellowstone Plateau | Level 6 (Child) |
         Big Hole Mountains | Level 5 (Sibling) |
         Teton Range | Level 5 (Sibling) |
         Snake River Range | Level 5 (Sibling) |
         Gros Ventre Range | Level 5 (Sibling) |