Where: Oklahoma (34.9° N, 99.7° W: paleocoordinates 3.4° N, 28.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Blaine Formation, Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Preservation: mold/impression

Primary reference: R. L. Clifton. 1942. Invertebrate Faunas from The Blaine and The Dog Creek Formations of the Permain Leonard Series. Journal of Paleontology 16(6):685-699 [T. Olszewski/P. Lester]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90744: authorized by Matthew Clapham, entered by Matthew Clapham on 15.08.2009

Creative Commons license: CC BY (attribution)