Where: Vigo County, Indiana (39.0° N, 87.0° W: paleocoordinates 7.8° S, 24.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Carbondale Formation, Bashkirian to Bashkirian (323.2 - 298.9 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; coal

Size class: microfossils

Preservation: mold/impression, original carbon

Collection methods: core, chemical, mechanical,

Primary reference: R. A. Peppers. 1970. Correlation and Palynology of Coals in the Carbondale and Spoon Formations (Pennsylvanian) of the Northeastern Part of the Illinois Basin. Illinois State Geological Survey Bulletin 93:1-174 [H. Sims/H. Lindon/J. Cassara]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 23630: authorized by Hallie Sims, entered by Heather Lindon on 18.07.2002

Creative Commons license: CC BY (attribution)