USGS 2524-CO (Cambrian of the United States)

Where: White Pine County, Nevada (40.0° N, 114.9° W)

• Paleocoordinates: 32.6° N, 120.2° W (Wright 2013)

• coordinate based on unpublished field data

• outcrop-level geographic resolution

When: Dunderbergia trilobite zone, Dunderberg Shale Formation, Steptoean (497.0 - 493.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

• Massive limestone

Size class: macrofossils

Collected by A. R. Palmer in the 1960s; reposited in the USGS, USNM

Collection methods: mechanical,

Primary reference: A. R. Palmer. 1965. Trilobites of the Late Cambrian Pterocephaliid Biomere in the Great Basin, United States. United States Geological Survey Professional Paper 493:1-105 [M. Hopkins/M. Hopkins]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 110633: authorized by Melanie Hopkins, entered by Melanie Hopkins on 11.06.2011

Creative Commons license: CC0 (CC0)

Taxonomic list

Trilobita
 Olenida - Olenidae
Aciculolenus peculiaris Palmer 1965 trilobite
Simulolenus quadrisulcatus Palmer 1965 trilobite
 Olenida - Dokimokephalidae
? Dellea punctata Palmer 1965 trilobite
 Olenida - Idahoiidae
Comanchia minus Palmer 1965 trilobite
 Olenida - Pterocephaliidae
 Ptychopariida - Elviniidae
Elvinia roemeri Shumard 1861 trilobite
Irvingella major Ulrich and Resser 1924 trilobite