Where: Kansas (38.7° N, 97.3° W: paleocoordinates 5.8° N, 25.0° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Wellington Formation (Sumner Group), Permian (298.9 - 252.2 Ma)
Environment/lithology: terrestrial
Size class: macrofossils
Reposited in the USNM
• Very limited geological information
Primary reference: D. White. 1912. The characters of the fossil plant Gigantopteris Schenk and its occurrence in North America. Proceedings of the United States National Museum 41:493-516 [H. Sims/S. Ostrowski/A. McGowan]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 11155: authorized by Hallie Sims, entered by Summer Ostrowski on 23.07.2001, edited by Heather Lindon
Creative Commons license: CC BY (attribution)
Taxonomic list
Ullmannia | |
Ullmannia sp. Göppert 1850 | |
Voltziopsida | |
Voltzia sp. Brongniart 1828 | |
Peltaspermopsida | |
Equisetopsida | |
? Araucarites sp. Presl 1833 | |
Taeniopteris coriacea | |
"Taeniopteris coriacea" = Spermopteris coriacea
| |
Cycadopsida | |
Cycadospadix sp. Schimper 1870 cycads | |
Walchia | |
Walchia sp. Sternberg 1825 | |
Poacordaites | |
Glenopteris | |
Glenopteris splendens | |
Glenopteris splendens Sellards 1900 | |
Polypodiopsida | |
Scolecopteris elegans Zenker 1837 |