Brecht Ranch (Eocene of the United States)
Also known as TNAS
Where: Dawes County, Nebraska (42.8° N, 103.1° W: paleocoordinates 44.1° N, 94.3° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Chadron Formation, Chadronian (37.2 - 33.9 Ma)
Environment/lithology: terrestrial
Primary reference: E. P. Gustafson. 1986. Preliminary biostratigraphy of the White River Group (Oligocene, Chadron and Brule formations) in the vicinity of Chadron, Nebraska. Transactions of the Nebraska Academy of Sciences 14:7-20 [J. Alroy/J. Alroy/M. Uhen] more details
PaleoDB collection 16918: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC BY (attribution)