| Specie | Subspecies |
|---|---|
| McCown's Longspur (Rhynchophanes mccownii) | monotypic |
| Lapland Longspur (Calcarius lapponicus) | 5 |
| Smith's Longspur (Calcarius pictus) | monotypic |
| Chestnut-collared Longspur (Calcarius ornatus) | monotypic |
| Snow Bunting (Plectrophenax nivalis) | 4 |
| McKay's Bunting (Plectrophenax hyperboreus) | monotypic |
Species: #6
Species and subspecies: #13
