There are 5 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 747 | J. Alroy | Niagara Gorge section 1, Irondequoit Limestone Fm. (Upper Mbr.; 24.6 - 25.0 m), Wenlock - Silurian 2 - Canada | Kleffner (1991) |
| 748 | J. Alroy | Niagara Gorge section 1, Irondequoit Limestone Fm. (Upper Mbr.; 25.0 - 25.9 m), Wenlock - Silurian 2 - Canada | Kleffner (1991) |
| 750 | J. Alroy | Niagara Gorge section 1, Irondequoit Limestone Fm. (Rockway Mbr.; 26.7 - 27.5 m) Wenlock - Silurian 2 - Canada | Kleffner (1991) |
| 751 | J. Alroy | Niagara Gorge section 1, Rochester Fm. (35.8 - 37.0 m), Niagara Falls, Ontario Wenlock - Silurian 2 - Canada | Kleffner (1991) |
| 753 | J. Alroy | Niagara Gorge section 1, Rochester Fm. (39.5 - 40.7 m), Niagara Falls, Ontario Wenlock - Silurian 2 - Canada | Kleffner (1991) |