There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 173860 | P. Wagner | MacDonald River Section Unit 14 232-332 ft Richmondian - Ordovician 5 - Canada | Twenhofel (1928) |
| 173872 | P. Wagner | MacDonald River Section Unit 11 174-219 ft Richmondian - Ordovician 5 - Canada | Twenhofel (1928) |
| 173990 | P. Wagner | MacDonald River Section Unit 08 134-146 ft Richmondian - Ordovician 5 - Canada | Twenhofel (1928) |
| 174027 | P. Wagner | MacDonald River Section Unit 07 084-134 ft Richmondian - Ordovician 5 - Canada | Twenhofel (1928) |