Where: Murray County, Oklahoma (34.4° N, 97.1° W: paleocoordinates 27.4° S, 60.7° W)

• coordinate stated in text

When: Henryhouse Formation, Ludfordian (425.6 - 423.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore ramp; lithified, argillaceous lime mudstone

Size class: microfossils

Preservation: original phosphate

Collection methods: bulk, chemical, acetic, sieve

Primary reference: J. E. Barrick, G. Klapper, M. A. Kleffner and H. K. Karlsson. 2010. Conodont biostratigraphy and stable isotope chemostratigraphy of the lower Henryhouse Formation (Gorstian-early Ludfordian, Ludlow, Silurian), southern Oklahoma,USA. Australasian Palaeontological Memoirs 39:51-70 [E. Jarochowska/E. Jarochowska]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 180262: authorized by Emilia Jarochowska, entered by Emilia Jarochowska on 12.07.2016

Creative Commons license: CC BY (attribution)