Whitford's Quarry No. 2 (Miocene of the United States)

Also known as Williams Canyon; William's School

Where: Brown County, Nebraska (42.7° N, 100.0° W: paleocoordinates 43.1° N, 97.4° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Merritt Dam Member (Ash Hollow Formation), Clarendonian (12.5 - 9.4 Ma)

Environment/lithology: terrestrial

Primary reference: M. F. Skinner and F. W. Johnson. 1984. Tertiary stratigraphy and the Frick Collection of fossil vertebrates from north-central Nebraska. Bulletin of the American Museum of Natural History 178(3):1-368 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 18467: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Voorhies 1990 believes this is Cap Rock based on "equid fossils"
Show authors, comments, and common names
unclassified
  -
Merycodontini indet.
Merycodontini indet.
"Williams Canyon"
Mammalia
 Perissodactyla - Equidae
Pseudhipparion gratum
Pseudhipparion gratum Leidy 1869 hipparionine horse
 Carnivora - Canidae
Cynarctus crucidens n. sp.
Cynarctus crucidens n. sp. Barbour and Cook 1914 bone-crushing dog
 Carnivora - Nimravidae
Barbourofelis whitfordi n. sp.
Barbourofelis whitfordi n. sp. Barbour and Cook 1915 false sabre-tooth