Where: Nevada (40.8° N, 115.1° W: paleocoordinates 6.4° S, 78.3° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Pogonip Group, Whiterockian (470.0 - 457.3 Ma)
• bed-level stratigraphic resolution
Environment/lithology: lithified, shelly/skeletal limestone
Size class: macrofossils
Reposited in the USNM
Collection methods: bulk, mechanical,
Primary reference: R. A. Fortey and M.L. Droser. 1996. Trilobites at the base of the Middle Ordovician, western United States. Journal of Paleontology 70(1):73-99 [S. Holland/S. Holland/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 37490: authorized by Steven Holland, entered by Steven Holland on 15.03.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Uromystrum cf. validum trilobite |