Where: Texas (31.9° N, 104.9° W: paleocoordinates 3.7° N, 33.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Wordian (266.9 - 264.3 Ma)

• Possibly "Delaware Mountain formation" like other specimen - assigned same age.

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collection methods: Repository: Bureau of Economic Geology, The University of Texas.

Primary reference: F. B. Plummer and G. Scott. 1937. Upper Paleozoic ammonites in Texas. The University of Texas Bulletin 3701:1-516 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 128593: authorized by Matthew Clapham, entered by Matthew Clapham on 12.06.2012

Creative Commons license: CC BY (attribution)