Where: Grundy County, Illinois (41.2° N, 88.2° W: paleocoordinates 5.4° S, 23.9° W)

When: Excello Shale Member (Carbondale Formation), Moscovian (315.2 - 307.0 Ma)

• Excello shale (or equivalent)

Environment/lithology: deltaic; shale

Size class: macrofossils

Preservation: adpression

Reposited in the FMNH

Primary reference: M. E. Williams. 1985. The "Cladodont level" sharks of the Pennsylvanian black shales of central North America. Palaeontographica Abteilung A 190:83-158 [M. Clapham/P. Vazquez]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 133406: authorized by Matthew Clapham, entered by Priscilla Vazquez on 12.09.2012, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)