U.S. 125, W of Georgetown (Ordovician of the United States)

Also known as collection OH-2, White Oak Creek

Where: Brown County, Ohio (38.9° N, 83.9° W: paleocoordinates 26.7° S, 60.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Fairview Formation, Maysvillian (450.2 - 449.6 Ma)

• "basal Fairview Formation"

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; shelly/skeletal limestone and shale

• " [...] transitional environments between the deep-water, transgressive conditions associated with the underlying Kope Formation and the very shallow water, locally shoaling conditions, inferred for basal portions of the overlying Grant Lake Limestone."
• " [...] even-bedded fossiliferous limestone and shale [...]"

Size class: macrofossils

Collection methods: MU = Limper Museum of Geology at Miami University

Primary reference: R. C. Frey. 1995. Middle and Upper Ordovician nautiloid cephalopods of the Cincinnati Arch region of Kentucky, Indiana, and Ohio. U.S. Geological Survey Professional Paper 1066P:1-126 [S. Holland/S. Holland]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 88022: authorized by Björn Kröger, entered by Torsten Liebrecht on 30.03.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Orthocerida - Proteoceratidae
Treptoceras duseri
Treptoceras duseri Hall and Whitfield 1875
MU 7871