Also known as SF 448
Where: Eureka County, Nevada (39.2° N, 116.3° W: paleocoordinates 4.3° S, 85.2° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Bellefontia-Xenostegium trilobite zone, Goodwin Formation, Gasconadian (485.4 - 477.7 Ma)
• Ibexian; no formal stage; B? Zone
• bed-level stratigraphic resolution
Environment/lithology: deep subtidal ramp; lithified limestone and lithified conglomerate
Size class: macrofossils
Preservation: replaced with silica
Collected by J. Ross, Jr.
Collection methods: bulk,
Primary reference: R. J., J.r. Ross. 1970. Ordovician Brachiopods, Trilobites, and Stratigraphy in Eastern and Central Nevada. United States Geological Survey Professional Paper 639:1-99 [S. Finnegan/S. Finnegan/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 104517: authorized by Seth Finnegan, entered by Seth Finnegan on 07.02.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"? Rhombella sp." = Euconia
"? Rhombella sp." = Euconia Ulrich and Scofield 1897 snail | |
Trilobita | |
| |
"? Hystricurus aff. genalatus" = Genalaticurus genalatus
"? Hystricurus aff. genalatus" = Genalaticurus genalatus Ross 1951 trilobite |