Fairfield Falls Quarry (Miocene of the United States)

Also known as FFQ; Fairfield Creek Falls Quarry

Where: Brown County, Nebraska (42.7° N, 100.0° W: paleocoordinates 43.2° N, 96.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Devil's Gulch Member (Valentine Formation), Barstovian (16.0 - 13.6 Ma)

Environment/lithology: terrestrial; lithology not reported

Primary reference: X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 18155: authorized by John Alroy, entered by John Alroy on 05.08.1992, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• general Fairfield Creek records, stratigraphic position unclear: Cranioceras "mefferdi" Frick 1937: "Fairfield Creek, 1929" Ramoceros "hitchockensis" Frick 1937: "Fairfield Creek" "Meryceros warreni johnsoni" Frick 1937: "Fairfield Creek, 45 feet above Brule... 1930"
53 F:AM specimens: Skinner and Johnson 1984
Mammalia
 Rodentia - Castoridae
Monosaulax skinneri4 Stout 1999 beaver
Prodipoides dividerus4 Stirton 1935 beaver
 Perissodactyla - Equidae
Protohippus perditus3 Leidy 1858 horse
pers. commun.
 Carnivora - Canidae
Leptocyon vafer5 Leidy 1858 canine
Paratomarctus temerarius Leidy 1858 bone-crushing dog
 Ungulata - Merycoidodontidae
"Merychyus medius" = Ustatochoerus medius1
"Merychyus medius" = Ustatochoerus medius1 Leidy 1858 oreodont
 Ungulata - Antilocapridae
Plioceros floblairi2 Frick 1937 pronghorn
"tentatively referred"