Also known as Sando et al. Cherokee Spring Loc.3

Where: Carbon County, Wyoming (41.8° N, 107.3° W: paleocoordinates 2.2° N, 36.3° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Neokoninckophyllum hamatilus zone, Horseshoe Member (Amsden Formation), Morrowan (323.2 - 318.6 Ma)

• Limestone bed about 60' above base of Amsden Fm.

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified, red, silty, sandy, calcareous shale and gypsiferous, shelly/skeletal limestone

Reposited in the USGS

• "Collected by V.H. Barnett, 1907. Fossils listed in Branson, 1939, p.1213."

Primary reference: W. J. Sando, M., J.r. Gordon, and J. T. Dutro. 1975. Stratigraphy and geologic history of the Amsden Formation (Mississippian and Pennsylvanian) of Wyoming. United States Geological Survey Professional Paper 848A:1-83 [J. Alroy/M. Sommers/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 5674: authorized by John Alroy, entered by Mike Sommers on 15.11.1999

Creative Commons license: CC BY (attribution)