Galesburg Flora: Pennsylvanian, Illinois

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Pinopsida - Cordaitanthales
Cordaites sp. Unger 1850
Lepidodendrales - Lepidodendraceae
Lepidophloios sp. Sternberg 1825
Sigillariaceae
Sigillaria sp. Brongniart 1822
Equisetopsida - Sphenophyllales
Sphenophyllum sp. König 1825
Medullosaceae
Mariopteris sp. Zeiller 1879
Polypodiopsida - Equisetales - Calamitaceae
Polypodiopsida - Equisetales
Annularia sp. Sternberg 1821
Polypodiopsida - Marattiales
Ptychocarpus sp. Weiss 1869
Polypodiopsida - Osmundaceae
Stellatheca sp. Danzea 1956
Pteropsida
Pecopteris sp. Brongniart 1822
Alethopteris sp. Sternberg 1825
Lyginopteridopsida - Lyginopteridales
Sphenopteris sp. (Sternberg 1825)
see common names

Geography
Country:United States State/province:Illinois County:Knox
Coordinates: 40.0° North, 90.0° West (view map)
Paleocoordinates:7.3° South, 26.6° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Time
Period: Carboniferous Epoch: Pennsylvanian
10 m.y. bin: Carboniferous 4-5
*Period:Late/Upper Carboniferous
Key time interval: Pennsylvanian
Age range of interval: 323.4 - 298.9 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Purington Shale
Lithology and environment
Primary lithology: "shale"
Includes fossils?Y
Environment:fluvial-deltaic indet.
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Metadata
Database number:11190
Authorizer:H. Sims Enterer:S. Ostrowski, H. Lindon
Modifier:H. Sims Research group:paleobotany
Created:2001-07-23 08:47:44 Last modified:2025-02-22 15:12:02
Access level:the public Released:2001-07-23 08:47:44
Creative Commons license:CC0
Reference information

Primary reference:
4126. H. W. Pfefferkorn. 1979. High diversity and stratigraphic age of the Mazon Creek flora (In M. Nitcki (ed.)). Mazon Creek Fossils. University of Chicago Press, Chicago, IL USA 129-142 [H. Sims/S. Ostrowski]