PBDB collection col:8250
col:8250 aggregates 2 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 records2
Represented range504.5–499.5 Ma
RegionUS · South Dakota
Coordinates and model
Modern coordinates: 44.25000, -103.38333
Paleocoordinates: 26.95, -122.11 · pbdb:gplates
Precision fields: __ · outcrop
Linked formations
References
No reference record is available for this static summary.
Source identifiers present in the sample: ref:558