02-SF-Z (Ordovician of the United States)

Where: Franklin County, Kentucky (38.3° N, 84.9° W: paleocoordinates 26.9° S, 63.1° W)

• coordinate based on unpublished field data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 48784: authorized by Steven Holland, entered by Steven Holland on 30.03.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Asaphida - Asaphidae
Isotelus sp. Dekay 1824 trilobite
 Proetida - Tropidocoryphidae
Deuteropoda
  -
Ostracoda indet. Latreille 1802 ostracod
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
thin ramose bryozoan
Stenolaemata
 Cryptostomata - Rhinidictyidae
Stictopora sp. Hall 1847
Rhynchonellata
 Atrypida - Anazygidae
 Orthida - Dalmanellidae
Dalmanella sp. Hall and Clarke 1892
 Orthida - Plectorthidae
"Hebertella parkensis" = Hebertella parksensis
"Hebertella parkensis" = Hebertella parksensis Foerste 1909
 Rhynchonellida - Rhynchotrematidae
Strophomenata
 Strophomenida - Rafinesquinidae
Rafinesquina sp. Hall and Clarke 1892
Gastropoda
 Murchisoniina - Eotomariidae
Liospira sp. Ulrich and Scofield 1897 snail