Where: Nye County, Nevada (37.1° N, 116.0° W: paleocoordinates 3.2° S, 90.3° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Dunderbergia trilobite zone, Dunderberg Formation, Steptoean (497.0 - 493.5 Ma)
• Footage estimated from scaled stratigraphic column (plate 23)
• bed-level stratigraphic resolution
Environment/lithology: lithified, massive limestone
Size class: macrofossils
Collected by A. R. Palmer in the 1960s; reposited in the USGS, USNM
Collection methods: bulk,
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 111326: authorized by Melanie Hopkins, entered by Melanie Hopkins on 23.06.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Aphelotoxon marginata Palmer 1965 trilobite | |
Dunderbergia nitida trilobite | |
Sigmocheilus pogonipensis Resser 1942 trilobite | |
Taenora expansa Palmer 1960 trilobite |