There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 26192 | S. Holland | Type section at Little Bob quarry, south of Bobcaygeon, Lake Simcoe Area Kirkfieldian - Ordovician 4-5 - Canada | Liberty (1969) |
| 26263 | S. Holland | Type section in Kirkfield Quarry, near Bobcaygeon, Lake Simcoe Area Chatfieldian - Ordovician 4-5 - Canada | Liberty (1969) |
| 156592 | P. Wagner | Wilson Loc 135. Lot 3, Concession III, R.F., Gloucester Township. Blackriveran - Ordovician 4-5 - Canada | Wilson (1951) |