Where: Pottawatomie County, Kansas (39.5° N, 96.4° W: paleocoordinates 1.4° N, 26.2° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Havensville Shale Member (Wreford Formation), Sakmarian (295.5 - 290.1 Ma)
• lower lower lower Havensville Shale
• bed-level stratigraphic resolution
Environment/lithology: offshore; lithified, calcareous mudstone
Size class: macrofossils
Preservation: original calcite
Collection methods: chemical, sieve,
Primary reference: J. F. Pachut and R. J. Cuffey. 1999. Stratigraphic and Geographic Bryozoan Abundance Gradients in the Calcareous Shales of the Wreford Megacyclothem (Lower Permian, Kansas). The University of Kansas Paleontological Contributions New Series (10)1-17 [T. Olszewski/K. Tracy/L. Fall]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 50997: authorized by Tom Olszewski, entered by Tom Olszewski on 25.05.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Stenolaemata | |
Fistulipora carbonaria Ulrich 1884 | |
Acanthocladia guadalupensis Girty 1908 | |
"Fenestella tenax" = Rectifenestella tenax
"Fenestella tenax" = Rectifenestella tenax Ulrich 1888 | |
Rhombopora lepidodendroides Meek 1872 | |
Tabulipora carbonaria Worthen 1875 | |
Syringoclemis wrefordensis Newton 1971 |