1205-middle (Carboniferous of the United States)

Where: Bonneville, Madison, Teton County, Idaho (43.7° N, 111.3° W: paleocoordinates 1.0° S, 44.2° W)

When: Lodgepole Limestone Formation, Mississippian (358.9 - 323.2 Ma)

• Fossil found about 245 feet above base.

Environment/lithology: marine; lithified, fine-grained, gray, blue, silty limestone

• Limestone, blue-gray (weathers somewhat whitish gray), mainly fine grained; beds 2-6 in. thick; a little silt along some bedding planes. A few coarse-grained beds made up of fossil debris.

Size classes: macrofossils, mesofossils

Primary reference: M. H. Staatz and H. F. Albee. 1966. Geology of the Garns Mountain Quadrangle Bonneville, Madison, and Teton Counties, Idaho. United States Geological Survey Bulletin (1205) [A. Zaffos/E. Ito]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 184605: authorized by Andrew Zaffos, entered by Erika Ito on 13.03.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Athyridida - Athyrididae
Cleiothyridina sp. Buckman 1906
 Spiriferinida - Punctospiriferidae
Punctospirifer sp. North 1920
 Spiriferida - Spiriferidae
Spirifer sp. Sowerby 1818
 Rhynchonellida -
Rhynchonelloidea indet. d'Orbigny 1847
 Fenestrida - Fenestellidae
Fenestella sp. Lonsdale 1839