Where: Arizona (34.4° N, 110.8° W: paleocoordinates 8.0° N, 36.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Fossil Mountain Member (Kaibab Formation), Kungurian (279.3 - 272.3 Ma)

• Formerly Beta Member

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified carbonate

Size class: macrofossils

Primary reference: J. L. Cisne. 1971. Paleoecology of trilobites of the Kaibab limestone (Permian) in Arizona, Utah, and Nevada. Journal of Paleontology 45(3):525-533 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 105413: authorized by Matthew Clapham, entered by Matthew Clapham on 20.02.2011

Creative Commons license: CC BY (attribution)