Goshen Hole (Chadron 1) (Eocene of the United States)

Where: Goshen County, Wyoming (42.0° N, 104.2° W: paleocoordinates 43.4° N, 95.5° W)

• coordinate based on political unit

When: Chadron Formation, Chadronian (37.2 - 33.9 Ma)

Environment/lithology: terrestrial

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

PaleoDB collection 16971: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Terri Cleary

Creative Commons license: CC BY (attribution)

Taxonomic list

• "middle of the Chadron"
NW 1/4 sec 19 T 23N R 61W
Mammalia
 Perissodactyla - Brontotheriidae
Menops cf. marshi1 Osborn 1902 brontothere
Reptilia
 Squamata - Anguidae
Helodermoides tuberculatus2 Douglass 1903 squamates
from "Goshen Hole", unsure which one. AMNH 8333, fragments of four frontals