1205-late (Permian of the United States)

Where: Idaho (43.7° N, 111.3° W: paleocoordinates 15.4° N, 32.8° W)

When: Retort Member (Phosphoria Formation), Lopingian (259.9 - 252.2 Ma)

• Davydov et al. 2017 dated an ash bed in the upper Meade Peak Member at 260.57 ± 0.07 / 0.14 / 0.31 Ma, indicating that the Meade Peak is as young as uppermost Capitanian.

Environment/lithology: marine; lithified, phosphatic sandstone

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 184611: authorized by Andrew Zaffos, entered by Erika Ito on 13.03.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Lingulida - Lingulidae
Lingula sp. Bruguiére 1797
 Gnathostomata -
Gnathostomata indet. Gegenbauer 1874