East of Mount Jackson, Locality 1721, Poleta Fm. (Cambrian of the United States)

Where: Esmeralda County, Nevada (37.5° N, 117.3° W: paleocoordinates 3.4° S, 97.1° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Nevadella zone, Lower Mb. Member (Poleta Formation), Montezuman (520.0 - 515.3 Ma)

Environment/lithology: shallow subtidal; shale

• shale in the lower member, Poleta Formation

Size classes: macrofossils, mesofossils

Primary reference: J. S. Hollingsworth. 2006. Holmiidae (Trilobita: Olenellina) of the Montezuman Stage (Early Cambrian) in Western Nevada. Journal of Paleontology 80(2):309-332 [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 140591: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 12.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Redlichiida - Holmiidae
Holmiella falx Hollingsworth 2006 trilobite