02-F421-V (Ordovician of the United States)

Where: Franklin County, Kentucky (38.2° N, 84.9° W)

• Paleocoordinates: 17.4° S, 114.5° W (Wright 2013)

• coordinate based on unpublished field data

• small collection-level geographic resolution

When: Millersburg Member (Lexington Limestone Formation), Chatfieldian (453.8 - 451.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified, bioturbated, phosphatic, shelly/skeletal packstone and mudstone

Preservation: mold/impression, original calcite, replaced with calcite

Primary reference: S. M. Holland and M. E. Patzkowsky. 2004. Ecosystem structure and stability: middle Upper Ordovician of central Kentucky, USA. Palaios 19(4):316-331 [S. Holland/S. Holland/S. Bruning]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 48810: authorized by Steven Holland, entered by Steven Holland on 30.03.2005

Creative Commons license: CC0 (CC0)

Taxonomic list

Trilobita
 Phacopida - Calymenidae
Gravicalymene sp. Shirley 1936 trilobite
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
encrusting bryozoan
Bryozoa indet. Ehrenberg 1831
thin ramose bryozoan
Stenolaemata
 Trepostomata -
Trepostomata indet. Ulrich 1882
ramose trepostome
 Cystoporata - Constellariidae
Constellaria sp. Dana 1846
Rhynchonellata
 Orthida - Plectorthidae
 Atrypida - Anazygidae
Anazyga sp. Davidson 1882
Strophomenata
 Strophomenida - Rafinesquinidae
Rafinesquina sp. Hall and Clarke 1892
Gastropoda
 Euomphalina - Platyceratidae
Cyclonema sp. Hall 1852 snail