Pogonip Ridge, White Pine District (Ordovician of the United States)

Where: White Pine County, Nevada (39.2° N, 115.5° W: paleocoordinates 6.5° S, 79.9° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Antelope Valley Formation (Pogonip Group), Whiterockian (470.0 - 457.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

• carbonate platform
• nodular; green; silty, wavy partings

Size class: macrofossils

Preservation: replaced with silica

Collection methods: bulk,

Primary reference: E. O. Ulrich and G. A. Cooper. 1938. Ozarkian and Canadian Brachiopoda. Geological Society of America Special Paper 13(8):1-323 [P. Wagner/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 210812: authorized by Pete Wagner, entered by Pete Wagner on 19.06.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Strophomenata
 Billingsellida - Polytoechiidae
Tritoechia alta
Tritoechia alta Ulrich and Cooper 1938
Rhynchonellata
 Pentamerida - Tetralobulidae
Syntrophopsis obscura
Syntrophopsis obscura Hall and Whitfield 1877