Clay Slide, WNW of Iron Mountain, Glass Mountains (Permian of the United States)

Where: Texas (30.3° N, 103.3° W: paleocoordinates 1.1° N, 33.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Cathedral Mountain Formation, Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by J.A. Udden, E. Bose in 1914, 1916; reposited in the YPM

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 128590: authorized by Matthew Clapham, entered by Matthew Clapham on 12.06.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Goniatitida - Perrinitidae
Perrinites vidriensis Böse 1919 ammonite
 Prolecanitida - Medlicottiidae
"Medlicottia whitneyi n. sp." = Eumedlicottia whitneyi
"Medlicottia whitneyi n. sp." = Eumedlicottia whitneyi Böse 1919 ammonite