Where: Carbon County, Wyoming (42.0° N, 106.5° W: paleocoordinates 35.3° N, 49.6° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Sundance Formation, Bathonian to Bathonian (168.3 - 157.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: concretion

Collected by J. L. Wortman in 1899; reposited in the CM

Primary reference: W. J. Holland. 1900. Geology and Paleontology. Annual Report of the Director for the Year Ending March 31, 1900 16-19 [M. Carrano/A. Murch/A. Murch]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 101200: authorized by Matthew Carrano, entered by Matthew Carrano on 18.12.2010

Creative Commons license: CC BY (attribution)