Wamp Spring, Unit 32 (Permian to of the United States)

Where: Clark County, Nevada (36.7° N, 115.1° W: paleocoordinates 7.2° N, 40.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Bird Spring Group, Asselian to Asselian (298.9 - 290.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: slope; fine-grained, shelly/skeletal, brown, gray, cherty/siliceous wackestone

• medium-gray to tan weathering, fine-grained limestone characterized by abundant nodular chert

Size class: macrofossils

Preservation: replaced with silica

Primary reference: P. C. Mills and R. L. Langenheim Jr. 1987. Wolfcampian brachiopods from the Bird Spring Group, Wamp Spring area, Las Vegas Range, Clark County, Nevada. Journal of Paleontology 61(1):32-55 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 38839: authorized by David Bottjer, entered by Matthew Clapham on 09.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Athyridida - Neoretziidae
Hustedia sp. Hall and Clarke 1893