Where: Chase County, Kansas (38.1° N, 96.5° W: paleocoordinates 0.3° N, 27.0° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Havensville Shale Member (Wreford Formation), Sakmarian (293.5 - 290.1 Ma)
• middle Havensville Shale
• 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 51073: authorized by Tom Olszewski, entered by Tom Olszewski on 26.05.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Stenolaemata | |
Septopora spinulosa Moore 1929 | |
Minilya binodata, "Fenestella tenax" = Rectifenestella tenax
Minilya binodata Condra 1902
"Fenestella tenax" = Rectifenestella tenax Ulrich 1888 | |
Acanthocladia guadalupensis Girty 1908 | |
Fistulipora incrustans Moore 1929 | |
Syringoclemis wrefordensis Newton 1971 | |
Rhombopora lepidodendroides Meek 1872 |