Where: Pershing County, Nevada (40.3° N, 118.1° W: paleocoordinates 11.2° N, 42.3° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: meeki ammonoid zone, Fossil Hill Member (Prida Formation), Illyrian (247.2 - 242.0 Ma)
• Parafrechites dunni beds
• bed-level stratigraphic resolution
Environment/lithology: basinal (); lithified, lenticular, gray limestone and lithified, calcareous siliciclastic
Size class: macrofossils
Collected by N.J. Silberling in 1957; reposited in the USNM
Collection methods: surface (float),
Primary reference: N. J. Silberling and K. M. Nichols. 1982. Middle Triassic Molluscan Fossils of Biostratigraphic Significance from the Humboldt Range, Northwestern Nevada. Geological Survey Professional Paper 1207 [A. McGowan/A. McGowan/A. McGowan]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 143219: authorized by Matthew Clapham, entered by Matthew Clapham on 20.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
? Longobardites cf. zsigmondyi Bockh 1874 ceratite | |
Aplococeras vogdesi Hyatt and Smith 1905 ceratite | |
Eutomoceras laubei Meek 1877 ceratite
Parafrechites dunni Smith 1914 ceratite | |
Tozerites gemmellaroi Arthaber 1911 ceratite | |
Proarcestes gabbi Meek 1877 ceratite | |
Bivalvia | |
Daonella cf. elongata Mojsisovics 1874 oyster |