Butte Mountains, Unit 12 (Permian of the United States)

Where: White Pine County, Nevada (39.6° N, 115.3° W: paleocoordinates 14.3° N, 36.3° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Loray Formation, Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: peritidal; lithified, silty limestone and lithified, silty dolomite

Size class: macrofossils

Preservation: replaced with silica

Primary reference: T. V. Mayou. 1967. Paleontology of the Permian Loray Formation in White Pine County, Nevada. Brigham Young University Research Studies, Geology Series 14:101-122 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 38761: authorized by David Bottjer, entered by Matthew Clapham on 03.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Ostracodes common
Gastropoda
 Euomphalina - Euomphalidae
Amphiscapha proxima Yochelson 1956 snail