Where: Franklin County, Kentucky (38.1° N, 84.8° W: paleocoordinates 27.1° S, 63.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Curdsville Limestone Member (Lexington Limestone Formation), Shermanian (457.3 - 449.6 Ma)

• "Lower part of the Lexington Limestone; mostly basal Curdsville Limestone Member, but with some float blocks of Logana Member in the sample."; Section name: Frankfort East B; Section no. 87

•

•Was Kirkfieldian

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; grainstone

Size class: macrofossils

Preservation: replaced with silica

Reposited in the USNM

Collection methods: bulk, acetic,

• " [...] specimens were obtained from bulk rock collections (36,000 pounds (lbs) of limestone) made by USGS field parties in the 1960's and 1970's." This statement not only applies to the Frankfort East B locality. For further details on collection methods see p. P22 in the primary reference

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 87819: authorized by Björn Kröger, entered by Torsten Liebrecht on 25.03.2009, edited by Pete Wagner

Creative Commons license: CC BY (attribution)