Pogonip Ridge section (Ordovician to of the United States)

Where: White Pine County, Nevada (39.2° N, 115.5° W: paleocoordinates 5.2° S, 84.2° W)

When: Ninemile Shale Formation, Tulean to Tulean (485.4 - 471.8 Ma)

• "Upper Pogonip formation, about 1200 feet below the Eureka quartzite". This should be the Ninemile Shale now.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: macrofossils

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: taxonomic analysis

PaleoDB collection 186587: authorized by Pete Wagner, entered by Pete Wagner on 26.06.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Billingsellida - Polytoechiidae
Tritoechia alta Ulrich and Cooper 1938