Also known as Martin Ridge
Where: Eureka County, Nevada (39.3° N, 116.4° W: paleocoordinates 6.3° S, 77.0° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: B Member (Copenhagen Formation), Mohawkian (457.3 - 451.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: yellow limestone
Size class: macrofossils
Collected by F.C. Shaw and H.B. Whittington in 1965
Primary reference: G. A. Cooper. 1956. Chazyan and related brachiopods. Smithsonian Miscellaneous Collections 127:1-1245 [P. Wagner/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 186189: authorized by Pete Wagner, entered by Pete Wagner on 17.06.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Strophomenata | |
Isophragma ponderosum Cooper 1956 |