GE18UMSh, Geary County (Permian of the United States)

Where: Geary County, Kansas (39.1° N, 96.7° W: paleocoordinates 1.6° N, 26.4° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Schroyer Limestone Member (Wreford Formation), Sakmarian (293.5 - 290.1 Ma)

• upper middle Schroyer Limestone

• bed-level stratigraphic resolution

Environment/lithology: offshore; calcareous limestone

• normal salinity, low turbulence, shallow-marine waters, perhaps between 3 to 16 meters deep, epeiric platform

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 51053: authorized by Tom Olszewski, entered by Tom Olszewski on 26.05.2005, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

• only bryozoans
Stenolaemata
 Rhabdomesida - Rhomboporidae
 Cystoporida - Hexagonellidae
Meekopora prosseri Ullrich 1890
 Cryptostomata - Fenestellidae
Minilya binodata Condra 1902
"Fenestella tenax" = Rectifenestella tenax Ulrich 1888
 Cystoporata - Fistuliporidae