Where: Utah (38.5° N, 113.5° W: paleocoordinates 5.4° S, 88.2° W)
• coordinate stated in text
When: Steamboat Shale Member (Orr Formation), Furongian (497.0 - 485.4 Ma)
• Wah Wah Mountains
Environment/lithology: marine; lithified, stromatolitic, gray shale
Size class: macrofossils
Preservation: cast
Collection methods: Fossils were collected from the Steamboat Pass Shale member of Wah Wah Summit in Wah Wah Mountains of the Orr formation, WS 660 ,660ft from base of the formation
Primary reference: L. F. Hintze and A. R. Palmer. 1976. Upper Cambrian Orr Formation: Its Subdivisions and Correlatives in Western Utah. Geological Survey Bulletin 1405-G [M. Hopkins/S. Mahmood]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 156472: authorized by Melanie Hopkins, entered by Shaun Mahmood on 21.05.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Dunderbergia sp. Walcott 1924 trilobite | |
Pterocephalia sp. Roemer 1849 trilobite | |
Erixanium carinatum Palmer 1965 trilobite |