ammonites
USGS 4880-CO: between Trinity and Antioch Churches; 1 mile southwest of north end of Kentucky Rte 595 on Kentucky River (Ordovician of the United States)

Where: Jessamine County, Kentucky (37.8° N, 84.5° W: paleocoordinates 27.5° S, 63.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Plectodina tenuis conodont zone, Grier Member (Lexington Formation), Shermanian (460.9 - 449.5 Ma)

• Local section no. 180

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

• shallow, well-aertaed, mloderately agitated water of normal salinity.
• thin and irregularly bedded to nodular-bedded, poorly sorted limestone and calcisiltite to calcarenite;

Size class: macrofossils

Preservation: original silica

Reposited in the USNM

Primary reference: E. R. Cressman. 1973. Lithostratigraphy and depositional environments of the Lexington Limestone (Ordovician) of central kentucky . USGS Professional Paper 768:1-61 [M. Patzkowsky/M. Patzkowsky] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 77148: authorized by Pete Wagner, entered by Pete Wagner on 21.12.2007