PBDB collection col:456
col:456 aggregates 20 fossil records in the current snapshot; it is a database collection identifier, not a field-verified modern place.
Modern coordinates, paleocoordinates and ages are inherited from the bounded PBDB snapshot and may reflect rounding, historical naming or plate reconstruction; verify the primary source before reuse.
Sample records20
Represented range443.1–432.9 Ma
RegionUS · Iowa
Coordinates and model
Modern coordinates: 42.43333, -90.76667
Paleocoordinates: -26.43, -105.75 · pbdb:gplates
Precision fields: __ · basin
Linked formations
References
No reference record is available for this static summary.
Source identifiers present in the sample: ref:61477 · ref:9042