Where: Burns County, Missouri (37.6° N, 93.3° W: paleocoordinates 22.5° S, 79.6° W)

When: Acodus deltatus - Oneotodus costatus conodont zone, Jefferson City Formation, Jeffersonian (485.4 - 470.0 Ma)

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Preservation: original aragonite, replaced with calcite

Primary reference: E. O. Ulrich, A. F. Foerste, A. K. Miller and W. M. Furnish. 1942. Ozarkian and Canadian cephalopods, Part I: Nautilicones. Geological Society of America Special Papers 37:1-157 [B. Kröger/B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 99118: authorized by Björn Kröger, entered by Björn Kröger on 27.10.2010

Creative Commons license: CC BY (attribution)