Also known as SF 673
Where: Nye County, Nevada (39.0° N, 116.6° W: paleocoordinates 6.3° S, 77.3° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Mohawkian (457.3 - 451.0 Ma)
• Mohawkian; no formal stage.
•
•Left Unnamed Formation in Ross 1970. (Given as Diana Ls in Kay and Crawford, 1964, but that is Silurian)
• group of beds-level stratigraphic resolution
Environment/lithology: deep subtidal shelf; lithified limestone
Size class: macrofossils
Preservation: replaced with silica
Collected by J. Ross, Jr.
Collection methods: surface (float),
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 104572: authorized by Seth Finnegan, entered by Seth Finnegan on 07.02.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Brachiopoda | |
| |
Strophomenata | |
"Leptaena cf. ordovicica" = Leptaena (Leptaena) ordovicica
"Leptaena cf. ordovicica" = Leptaena (Leptaena) ordovicica Cooper 1956 | |
Rhynchonellata | |
? Paucicrura sp. Cooper 1956 | |
? Zygospira sp. Hall 1862 | |
Trilobita | |
Astroproetus sp. Begg 1939 trilobite | |
Brongniartella sp. Reed 1918 trilobite | |
Encrinuroides sp. Reed 1931 trilobite | |
Deuteropoda | |
| |
Ostracoda | |
Bythocypris sp. Brady 1880 ostracod | |
| |
Parenthatia sp. Kay 1940 ostracod |