PBDB Collection

Greasy Creek about 1 1/2 mile east of Buffalo (Ordovician to of the United States)

Where: Dallas County, Missouri (37.6° N, 93.1° W: paleocoordinates 22.4° S, 80.5° W)

• coordinate based on nearby landmark

When: Jefferson City Formation, Tulean to Tulean (480.8 - 470.0 Ma)

• "Eopteria Zone"

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Preservation: cast, 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 98451: authorized by Björn Kröger, entered by Björn Kröger on 07.10.2010, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Cephalopoda
Ellesmerocerida - Ellesmeroceratidae	Cumberloceras elwayense¹ Cumberloceras elwayense¹ Ulrich et al. 1943
Tarphycerida - Estonioceratidae	Pycnoceras clausum Pycnoceras clausum Ulrich et al. 1942
Endocerida - Proterocameroceratidae	Mcqueenoceras jeffersonense¹ Mcqueenoceras jeffersonense¹ Ulrich and Foerste 1936
Rostroconchia
Conocardiida - Eopteriidae	Eopteria richardsoni² Eopteria richardsoni² Billings 1865

¹Ulrich et al. 1943; ²Wagner 2023