Where: Tulsa County, Oklahoma (36.1° N, 96.2° W: paleocoordinates 5.0° S, 30.4° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Muncie Creek Member (Iola Formation), Kasimovian (307.0 - 303.7 Ma)

• Middle Missourian Streptognathodus gracilis conodont Zone. Represents Iola (Muncie Creek) cyclothem and indicates correlation to middle Kasimovian stage of the Russian upper Pennsylvanian succession.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: macrofossils

Reposited in the SUI

Primary reference: D. M. Work and R. H. Mapes. 2009. New occurrences of the Pennsylvanian index ammonoid Dunbarites from the North American Midcontinent. Journal of Paleontology 83:405-413 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 170914: authorized by Matthew Clapham, entered by Matthew Clapham on 28.06.2015

Creative Commons license: CC BY (attribution)