ammonites
USGS 17194 [Chainman Shale] (Carboniferous of the United States)

Where: Millard County, Utah (38.8° N, 113.8° W: paleocoordinates 0.5° N, 45.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chainman Shale Formation, Chesterian (339.4 - 318.1 Ma)

• STRATIGRAPHIC RELATIONS: From the Chainman Shale, 40 ft interval, 964-1004 ft above base of the formation. AGE: Chesterian, derived from Geolex.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified shale

• SPECIFIC LITHOLOGY: Shale. LITHIFICATION: Lithified, assumed on the basis of figured specimens.

Size class: macrofossils

Collected by Gordon & Christner in 1957; reposited in the USGS

• COLLECTORS: M. Gordon, Jr, and R. Christner, 1957. REPOSITORY: USNM.

Primary reference: R. H. Flower and M. Gordon. 1959. More Mississippian belemnites. Journal of Paleontology 33(5):809-842 [A. Hendy/A. Hendy] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 84410: authorized by Austin Hendy, entered by Austin Hendy on 18.10.2008

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)