There are 8 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 401 | J. Sepkoski | Kirkfield hardground community Trentonian - Ordovician 4-5 - Canada | Brett and Liddell (1978) |
| 26263 | S. Holland | Type section in Kirkfield Quarry, near Bobcaygeon, Lake Simcoe Area Chatfieldian - Ordovician 4-5 - Canada | Liberty (1969) |
| 180117 | W. Ausich | Trenton Limestone, City of Ottawa Katian - Ordovician 5 - Canada | Billings (1857) |
| 182453 | W. Ausich | Hawkesbury township, Chazy Sandbian - Ordovician 4 - Canada | Billings (1859) |
| 192275 | S. Cole | Carden Quarry, Bobcaygeon-Verulam contact zone (coll. Koniecki) Katian - Ordovician 5 - Canada | Cole et al. (2018) |
| 192276 | S. Cole | LaFarge Quarry, Bobcaygeon-Verulam contact zone (coll. Koniecki) Katian - Ordovician 5 - Canada | Cole et al. (2018) |
| 192278 | S. Cole | Kirkfield Quarry, middle-lower Bobcaygeon Katian - Ordovician 5 - Canada | Cole et al. (2018) |
| 228229 | P. Wagner | Tomlinson Quarry. Bed 3 (coll. Koniecki) Katian - Ordovician 5 - Canada | Moysiuk et al. (2022) |