There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 78091 | W. Kiessling | Cow Head Peninsula, bed 7 Tremadoc - Cambrian-Ordovician - Canada | Whittington (1968) |
| 81289 | W. Kiessling | Broom Point Central BPC 290 (= Reef 2741) Tremadocian - Ordovician 1 - Canada | Ludvigsen et al. (1989) |
| 81290 | W. Kiessling | St. Pauls Inlet SPI 88 (= Reef 2741) Tremadocian - Ordovician 1 - Canada | Ludvigsen et al. (1989) |