There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 77332 | W. Kiessling | GSC 80613 and 80128, Severn River (= Reef 3666) Telychian - Silurian 1 - Canada - old id | Jin et al. (1993) |
| 173184 | P. Wagner | Decew Falls Section 02.0' Rhuddanian - Silurian 1 - Canada | Bolton (1957) |
| 173185 | P. Wagner | Decew Falls Section 03.0' Rhuddanian - Silurian 1 - Canada | Bolton (1957) |