Hess Canyon, Ridge N of Hill 5611 (Permian of the United States)
Where: Texas (30.4° N, 103.2° W: paleocoordinates 1.4° N, 33.2° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Word Formation, Roadian (272.3 - 268.8 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Collected by Harold Vokes
Primary reference: A. K. Miller. 1945. Some exceptional Permian ammonoids from west Texas. Journal of Paleontology 19(1):14-21 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 113129: authorized by Matthew Clapham, entered by Matthew Clapham on 21.07.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Cephalopoda | |
Agathiceras girtyi Böse 1919 ammonite | |
Waagenoceras dieneri Böse 1919 ammonite |