Where: Texas (30.4° N, 103.2° W: paleocoordinates 0.8° S, 34.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hess Formation, Artinskian (290.1 - 279.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collected by J.A. Udden, E. Bose in 1914, 1916

• Repository: Texas Bureau of Economic Geology

Primary reference: E. Böse. 1919. The Permo-Carboniferous ammonoids of the Glass Mountains, west Texas, and their stratigraphic significance. Texas Bureau of Economic Geology Bulletin 1762:1-241 [M. Clapham/M. Clapham/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131133: authorized by Matthew Clapham, entered by Matthew Clapham on 20.07.2012

Creative Commons license: CC BY (attribution)