PBDB collection col:91
col:91 aggregates 14 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 records14
Represented range312.8–306 Ma
RegionUS · Illinois
Coordinates and model
Modern coordinates: 40.69805, -90.00584
Paleocoordinates: -5.79, -25.55 · pbdb:gplates
Precision fields: __ ·
Linked formations
References
No reference record is available for this static summary.
Source identifiers present in the sample: ref:12