Also known as SF 48
Where: Lincoln County, Nevada (37.3° N, 115.4° W: paleocoordinates 6.8° S, 83.2° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: M? trilobite zone, Upper Member (Antelope Valley Formation), Rangerian (470.0 - 470.3 Ma)
• Whiterockian; Rangerian
• bed-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified limestone
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 104399: authorized by Seth Finnegan, entered by Seth Finnegan on 07.02.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
Desmorthis crassus Ross 1970 | |
Hesperorthis cf. matutina Cooper 1956 | |
Anomalorthis resoi Ross 1970
Anomalorthis lonensis Walcott 1884 |