There are 5 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 305 | J. Sepkoski | Mingan Islands, Champlain Valley, Day Point Fm. Chazyan - Ordovician 2-4 - Canada | Hofmann (1963) |
| 311 | J. Sepkoski | St. Martin Mbr., Laval Fm., upper Chazyan Chazyan - Ordovician 2-4 - Canada | Hofmann (1982) |
| 318 | J. Sepkoski | Pamelia Fm., Blackriverian, southern region Middle Ordovician - Ordovician 2-3 - Canada | Hofmann (1963) |
| 435 | J. Sepkoski | Mingan Islands, Champlain Valley, Valcour Fm. (Beech Mbr.) Chazyan - Ordovician 2-4 - Canada | Hofmann (1963) |
| 173041 | B. Kröger | Meaford, 4 miles NW, along the north and south road, Queenston Shale Richmondian - Ordovician 5 - Canada | Foerste (1924) |