Where: Goshen County, Wyoming (42.0° N, 104.2° W: paleocoordinates 42.9° N, 98.4° W)

• coordinate based on political unit

When: Arikaree Group, early Early Arikareean to early Early Arikareean (29.5 - 18.5 Ma)

• said to be "Lower Harrison" by Schlaikjer 1935, but he didn't differentiate Gering, Monroe Creek, nor Harrison Formations. Probably Gering or Monroe Creek, so Ar1 or Ar2

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: E. M. Schlaikjer. 1935. Contributions to the Stratigraphy and Palaeontology of the Goshen Hole Area, Wyoming. III. A New Basal Oligocene Formation. Bulletin of the Museum of Comparative Zoology 76(3):71-93 [J. Alroy/J. Alroy/J. Marcot]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 17491: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY (attribution)