KR-538 (Ordovician of the United States)

Where: Kiowa County, Oklahoma (35.0° N, 98.6° W: paleocoordinates 19.6° S, 84.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Benthamaspis rhochmotis trilobite zone, Kindblade Formation, Jeffersonian (485.4 - 468.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified lime mudstone and lithified, intraclastic wackestone

• See also Toomey and Nitecki 1979.
• Within unit 6, described as "Uncommon oolitic wackestone with laminated lime mudstone and intraclastic wackestone. Thin- to medium-bedded. Poorly fossiliferous."

Size class: macrofossils

Collected by J. D. Loch

Collection methods: bulk,

Primary reference: J. D. Loch. 2007. Trilobite biostratigraphy and correlation of the Kindblade Formation (Lower Ordovician) of Carter and Kiowa Counties, Oklahoma. Oklahoma Geological Survey Bulletin 149:1-154 [M. Hopkins/M. Hopkins]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 106929: authorized by Melanie Hopkins, entered by Melanie Hopkins on 30.03.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Proetida - Bathyuridae
Strigigenalis derbyi Loch 2007 trilobite
2 pygidia
Strigigenalis implexa Loch 2007 trilobite
1 pygidium