Where: Lincoln County, Nevada (37.9° N, 114.6° W: paleocoordinates 3.3° S, 93.6° W)

• coordinate stated in text

When: Plagiura trilobite zone, C-shale Member (Pioche Shale Formation), Delamaran (511.2 - 506.5 Ma)

• Approximately 50 cm above the base on the C-shale member, Pioche Shale.

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Reposited in the USNM

Collection methods: quarrying,

• from quarries dug alongside a gravel road east of Comet Mine

Primary reference: F. A. Sundberg and L. B. McCollum. 1997. Oryctocephalids (Corynexochida: Trilobita) of the Lower-Middle Cambrian boundary interval from California and Nevada. Journal of Paleontology 77(6):1065-1090 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 205001: authorized by Jonathan Marcot, entered by Jonathan Marcot on 02.10.2019

Creative Commons license: CC BY (attribution)