| osmia tristella | | Canada: Alberta, Waterton Lakes NP, Red Rock Parkway | | 893665214 |
| osmia tristella | | Canada: Alberta, Waterton Lakes NP, Highway 6 east of Chief Mountain | | 893642192 |
| osmia tristella | | Canada: Alberta, Banff NP, Vermillion Lakes/Bow River | | 893663394 |