| Nominal Species (n = 7) | Present allocation (n = 2) | Ref. |
|---|---|---|
| Ursus arctos Linnaeus, 1758 | Ursus arctos | 19 |
| Thallassarctos eogroenlandicus Knotterus-Meyer, 1908 | Ursus maritimus | 81153 |
| Thallassarctos labradorensis Knotterus-Meyer, 1908 | Ursus maritimus | 81153 |
| Ursus marinus Pallas, 1776 | Ursus maritimus | 81153 |
| Ursus maritimus Phipps, 1774 | Ursus maritimus | 19 |
| Ursus maritimus marinus Pallas, 1776 | Ursus maritimus | 1522 |
| Ursus maritimus maritimus Phipps, 1774 | Ursus maritimus | 1522 |