There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 23711 | S. Holland | Cummingsville Formation Cephalopods, Minnesota Shermanian - Ordovician 4-5 - Minnesota | Catalani (1987) |
| 23741 | S. Holland | Maquoketa Formation, Elgin Member Cephalopods, Minnesota Edenian/Maysvillian - Ordovician 5 - Minnesota | Catalani (1987) |
| 23744 | S. Holland | Maquoketa Formation, Clermont Member Cephalopods, Minnesota Maysvillian - Ordovician 5 - Minnesota | Catalani (1987) |