USGS Loc. 13722, Burr LS member, Grenola LS formation (Permian of the United States)

Where: Morris County, Kansas (38.6° N, 96.4° W: paleocoordinates 0.7° S, 27.4° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Burr Limestone Member (Grenola Limestone Formation), Asselian (298.9 - 295.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; limestone

Reposited in the USGS

Primary reference: M. R. Mudge, E. L. Yochelson, R. C. Douglas, H. Duncan, H. L. Strimple, M. Gordon, Jr., and D. H. Dunkle. 1962. Stratigraphy and Paleontology of the Uppermost Pennsylvanian and Lowermost Permian Rocks in Kansas. United States Geological Survey Professional Paper 323:1-213 [A. Miller/C. Ferguson/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 12309: authorized by Arnold Miller, entered by Chad Ferguson on 22.10.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Myalinida - Myalinidae
Septimyalina sp. Newell 1942 clam
 Pectinida - Aviculopectinidae
Aviculopecten sp. M'Coy 1851 scallop
 Cardiida - Kalenteridae
Permophorus sp. Chavan 1954 clam
Strophomenata
 Productida - Echinoconchidae
Juresania sp. Fredericks 1928
 Productida - Linoproductidae
Rhynchonellata
 Spiriferida - Trigonotretidae