Where: Texas (31.5° N, 104.9° W: paleocoordinates 10.4° S, 46.2° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Choctawites cumminsi ammonoid zone, Folks Member (Barnett Formation), Brigantian (336.0 - 330.9 Ma)

• Bed 24

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, condensed, hardground, concretionary, ferruginous, glauconitic, phosphatic mudstone

Size class: macrofossils

Preservation: cast

Collected in 2000

• Repository: Non-vertebrate Paleontology Lab, The University of Texas in Austin (NPL); University of Texas, San Antonio (UTSA)

Primary reference: A. L. Titus, D. Korn, J. E. Harrell and L. L. Lambert. 2015. Late Viséan (late Mississippian) ammonoids from the Barnett Shale, Sierra Diablo Escarpment, Culberson County, Texas, USA. Fossil Record 18:81-104 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 169950: authorized by Matthew Clapham, entered by Matthew Clapham on 05.06.2015

Creative Commons license: CC BY (attribution)