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 (268.0 - 265.0 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-NC-ND (attribution-noncommercial-no derivatives)