Owenton (Swallowfield) 8 (04OW6Da) (Ordovician of the United States)

Where: 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• coordinate based on unpublished field data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: Lexington Limestone Formation, Mohawkian (457.3 - 451.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: deep subtidal ramp; shelly/skeletal packstone and lime mudstone

• thin bedded packstone interbedded with lime mudstone

Size class: macrofossils

Primary reference: K. M. Layou. 2009. Ecological restructuring after extinction: the Late Ordovician (Mohawkian) of the eastern United States. Palaios 24:118-128 [K. Layou/K. Layou]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 85825: authorized by Karen Layou, entered by Karen Layou on 16.01.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Stenolaemata
 Trepostomida -
Trepostomida "sp. D"
Trepostomida "sp. D" Ulrich 1882
thin ramose bryozoan
Rhynchonellata
 Atrypida - Anazygidae
Zygospira sp.
Zygospira sp. Hall 1862
Gastropoda
 Murchisoniina - Lophospiridae
Lophospira sp.
Lophospira sp. Whitfield 1886 snail
Tentaculita
 Cornulitida - Cornulitidae
Cornulites sp.
Cornulites sp. Schlotheim 1820
Trilobita
 Asaphida - Asaphidae
Isotelus sp.
Isotelus sp. Dekay 1824 trilobite