Whipple Cave Formation at Sawmill Canyon, NV (Cambrian of the United States)

Where: Nevada (38.9° N, 114.9° W: paleocoordinates 4.0° S, 88.5° W)

• outcrop-level geographic resolution

When: Whipple Cave Formation, Trempealeauan (501.0 - 485.4 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal shelf; lithified, gray packstone and lithified mudstone

Size class: macrofossils

Preservation: permineralized

Collection methods: quarrying,

Primary reference: S. E. Peters. 2003. Evenness, richness and the Cambrian-Paleozoic faunal transition in North America: an assemblage-level perspective. The University of Chicago 1-279 [S. Peters/S. Peters/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 50831: authorized by Shanan Peters, entered by Shanan Peters on 23.05.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Harpida - Harpetidae
Heterocaryon indet. Raymond 1937 trilobite
 Ptychopariida -
Ptychopariida indet. Swinnerton 1915 trilobite
 Asaphida - Ptychaspididae
Macronoda indet. Lochmann 1964 trilobite
Euptychaspis indet. Ulrich 1931 trilobite
 Asaphida - Eurekiidae
Eurekiidae indet. Hupé 1953 trilobite
Eurekia indet. Walcott 1924 trilobite
Rhynchonellata
 Orthida -
Orthida indet. Schuchert and Cooper 1932
Lingulata
 Lingulida -
Lingulida indet. Waagen 1885
Gastropoda
 Archaeogastropoda -
Archaeogastropoda indet. Thiele 1925 snail
Cystoidea
  -
Cystoidea indet. von Buch 1846
Crinoidea
  -
? Crinoidea indet. Miller 1821 Sea lily
isolated ossicles