Road cut Hwy. 36, Marshall Co., Low. Threemile Ls. (Permian of the United States)

Where: Marshall County, Kansas (37.3° N, 96.7° W: paleocoordinates 0.3° S, 27.5° W)

When: Threemile Ls. Member (Wreford Limestone Formation), Sakmarian (295.5 - 290.1 Ma)

• Lower Threemile Limestone

•Vertebrate remains extracted from the same horizons throughout the Wreford Megacyclothem, Chase Group, Gearyan Stage, Lower Permian.

Environment/lithology: offshore; lithified, cherty/siliceous limestone

Size class: macrofossils

Preservation: mold/impression

Collection methods: acetic

• Repository: Museum of Natural History, University of Kansas (KUVP)

Primary reference: H. Schultze. 1985. Marine to Onshore Vertebrates in the Lower Permian of Kansas and their Paleoenvironmental Implications. University of Kansas Paleontological Contributions 113:1-18 [M. Clapham/P. Vazquez/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 130815: authorized by Matthew Clapham, entered by Priscilla Vazquez on 14.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Pycnodontiformes - Pycnodontidae
Stemmatodus sp.
KUVP 82670