Also known as Big Muddy River; Castle Butte; Spanish Diggings; Spanish Mines

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

• coordinate based on political unit

When: Arikareean (30.8 - 20.4 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: J. H. Wahlert. 1983. Relationships of the Florentiamyidae (Rodentia, Geomyoidea) based on cranial and dental morphology. American Museum Novitates 2769:1-23 [J. Alroy/J. Alroy/J. Marcot] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 17472: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)