Ruin Wash Lagerstätte, Pioche Fm, Unit B (Cambrian of the United States)

Where: Nevada (37.8° N, 114.6° W: paleocoordinates 3.5° S, 95.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Combined Metals Member (Pioche Formation), Dyeran (515.3 - 511.2 Ma)

• 2 cm above base of section; iron oxide “blebs”

Environment/lithology: shallow subtidal; claystone

Size classes: macrofossils, mesofossils

Preservation: trace

Primary reference: M. Webster, R. G. Gaines, and N. C. Hughes. 2008. Microstratigraphy, trilobite biostratinomy, and depositional environment of the “Lower Cambrian” Ruin Wash Lagerstätte, Pioche Formation, Nevada. Palaeogeography, Palaeoclimatology, Palaeoecology 268:100-122 [W. Kiessling/M. Krause]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 156353: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 19.05.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Redlichiida - Olenellidae
Olenellus sp. Hall 1861 trilobite
Olenellus terminatus Palmer 1998 trilobite
Olenellus chiefensis Palmer 1998 trilobite
Olenellus gilberti White 1874 trilobite
 Redlichiida - Biceratopsidae
Nephrolenellus geniculatus Palmer 1998 trilobite