Where: Kansas (39.7° N, 96.6° W: paleocoordinates 1.7° N, 26.2° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Threemile Member (Wreford Formation), Sakmarian (293.5 - 290.1 Ma)
• Middle Threemile Limestone
• bed-level stratigraphic resolution
Environment/lithology: offshore; poorly 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 51058: authorized by Tom Olszewski, entered by Tom Olszewski on 26.05.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Stenolaemata | |
Syringoclemis wrefordensis Newton 1971 | |
Rhombopora lepidodendroides Meek 1872 | |
Penniretepora curvula Richards 1959 |