USGS 2448-CO. Thomasville Stone and Lime Company. Thomasville (Cambrian of the United States)

Where: York County, Pennsylvania (39.9° N, 76.9° W: paleocoordinates 77.8° S, 96.8° E)

• small collection-level geographic resolution

When: Olenellus trilobite zone, Dolomite Member (Vintage Formation), Dyeran (515.3 - 511.2 Ma)

• member-level stratigraphic resolution

Environment/lithology: lithified dolomite

• Dolomite

Size classes: mesofossils, microfossils

Preservation: cast

Collection methods: core,

Primary reference: B. Runnegar and J. Pojeta. 1980. The Monoplacophoran mollusk Yochelcionella identified from the Lower Cambrian of Pennsylvania. Journal of Paleontology 54(03):635-636 [M. Patzkowsky/P. Borkow/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 7867: authorized by Mark Patzkowsky, entered by Phil Borkow on 04.06.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Helcionelloida
 Helcionellida - Yochelcionellidae
Yochelcionella americana n. sp. Runnegar and Pojeta 1980