59c - Mill Creek (=Liberty Creek), west of Liberty, Bear River Range (Cambrian to of the United States)

Where: Bear Lake County, Idaho (42.3° N, 111.5° W)

• Paleocoordinates: 31.4° N, 126.3° W (Wright 2013)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Ptarmigania trilobite zone, Langston Formation, Delamaran to Delamaran (511.2 - 497.0 Ma)

• Ptarmigania zone; given as “Langston.” Would be in Sundberg's new Topazan stage.

• bed-level stratigraphic resolution

Environment/lithology: lithified, yellow limestone

• Somewhat impure crystalline limestone with yellowish specks

Size class: macrofossils

Reposited in the USNM

Primary reference: C. E. Resser. 1939. The Ptarmigania strata of the northwestern Wasatch Mountains. Smithsonian Miscellaneous Collections 98(24):1-72 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 225267: authorized by Pete Wagner, entered by Pete Wagner on 01.05.2022

Creative Commons license: CC0 (CC0)

Taxonomic list

Trilobita
 Corynexochida - Dorypygidae
 Corynexochida - Dolichometopidae
 Ptychopariida - Ptychopariidae
Kochiella arenosa n. sp. Resser 1939 trilobite
Paterinata
 Paterinida - Paterinidae
Micromitra haydeni Walcott 1908