Where: Nye County, Nevada (37.1° N, 116.0° W)
• Paleocoordinates: 32.2° N, 123.7° W (Wright 2013)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Elvinia trilobite zone, Windfall 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 111329: authorized by Melanie Hopkins, entered by Melanie Hopkins on 23.06.2011
Creative Commons license: CC0 (CC0)
Taxonomic list
Trilobita | |
Irvingella major Ulrich and Resser 1924 trilobite
Elvinia roemeri Shumard 1861 trilobite | |
? Iddingsia robusta Walcott 1884 trilobite | |
Pterocephalia sanctisabae Roemer 1849 trilobite
Anechocephalus spinosus Palmer 1965 trilobite |