Small quarry on the south side of U. S. Highway 11, 3 miles southwest of Marion (Ordovician of the United States)

Where: Virginia (36.8° N, 81.6° W: paleocoordinates 30.7° S, 67.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Tumbez Formation, Whiterockian (471.8 - 457.5 Ma)

• formation-level stratigraphic resolution

Environment/lithology: mudstone and limestone

• It consists of a basal boulder conglomerate succeeded by dolomite, mudrock, and

•calcarenite containing brachiopods

Size class: macrofossils

Reposited in the USNM

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: taxonomic analysis

PaleoDB collection 204096: authorized by Pete Wagner, entered by Pete Wagner on 31.08.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Strophomenida - Furcitellidae
Rhynchonellata
 Rhynchonellida - Trigonirhynchiidae
 Orthida - Plectorthidae