Where: White Pine County, Nevada (40.0° N, 114.9° W: paleocoordinates 4.0° S, 87.4° W)
• coordinate based on unpublished field data
• outcrop-level geographic resolution
When: Dicanthopyge trilobite zone, Dunderberg Shale Formation, Steptoean (497.0 - 493.5 Ma)
• bed-level stratigraphic resolution
Environment/lithology: lithified, silty limestone and lithified siltstone
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 110441: authorized by Melanie Hopkins, entered by Melanie Hopkins on 08.06.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Listroa toxoura Palmer 1962 trilobite
Dicanthopyge quadrata Palmer 1965 trilobite
Olenaspella regularis Palmer 1962 trilobite |