Skull Pass Quarry (Eocene of the United States)

Where: Uintah County, Utah (40.2° N, 109.9° W: paleocoordinates 43.0° N, 98.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: lower Myton Member (Uinta Formation), Uintan (46.2 - 39.7 Ma)

Environment/lithology: terrestrial

Primary reference: O. A. Peterson. 1934. New Titanotheres From the Uinta Eocene in Utah. Annals of Carnegie Museum 22(8):351-361 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 16625: authorized by John Alroy, entered by John Alroy on 21.09.1998

Creative Commons license: CC BY (attribution)

Taxonomic list

• between White River Pocket and Leota Quarry in the Willow Creek - Ouray section of Prothero 1996a, in the same normal zone as these and Myton Pocket; thought by Peterson 1934a to be in the "upper series of horizon C," but actually in the lower part of the member
no other material from this quarry apart from "Diplacodon" was known to Peterson 1934a
Mammalia
 Perissodactyla - Brontotheriidae
"Pseudodiplacodon progressum" = Diplacodon elatus
"Pseudodiplacodon progressum" = Diplacodon elatus Marsh 1875 brontothere