There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 27115 | S. Holland | Northeastern Manitoba, Shammattawa Village, Upper Ordovician rocks Late Ordovician - Ordovician 4-5 - Canada | Bolton (1988) |
| 27131 | S. Holland | Southern Manitoba, Cormorant Lake, west of Lake Winnipeg Middle Ordovician/Late Ordovician - Ordovician 2-3-4-5 - Canada | Bolton (1988) |
| 27189 | S. Holland | Outer Sturgeon Island Maysvillian - Ordovician 5 - Canada | Bolton (1988) |