Order: Dendragapus obscurus
                Family: 
                Pheasants & Allies
                 (Phasianidae)
            
            
| Subspecie | Distribution | 
|---|---|
| richardsonii | s Yukon (Canada) to Idaho, nw Wyoming and w Montana (USA) | 
| pallidus | se British Columbia (Canada) to ne Oregon and w Wyoming (USA) | 
| oreinus | e Nevada, s Idaho, w Utah (USA) | 
| obscurus | Wyoming to New Mexico and Arizona (USA) |