There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 508 | A. Miller | Zygospiraella community, Manitoulin Fm., Manitoulin Island Llandovery - Silurian 1 - Canada | Copper and Grawbarger (1978) |
| 79160 | W. Kiessling | Little Current, Manitoulin Island (= Reef 1421) Rhuddanian - Silurian 1 - Canada | Copper (1982) |