Gallup Gulch Quarry (Miocene of the United States)

Where: Cherry County, Nebraska (42.8° N, 100.8° W: paleocoordinates 43.3° N, 98.2° 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: 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

PaleoDB collection 18171: authorized by John Alroy, entered by John Alroy on 05.08.1992, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• 530 F:AM specimens: Skinner and Johnson 1984
equids: Hulbert 1989 pers. commun.
Mammalia
 Carnivora - Canidae
Leptocyon matthewi4 Tedford et al. 2009 canine
Cynarctus crucidens Barbour and Cook 1914 bone-crushing dog
Epicyon saevus Leidy 1858 bone-crushing dog
Aelurodon taxoides Hatcher 1894 bone-crushing dog
 Perissodactyla - Equidae
Neohipparion trampasense2 Edwards 1982 hipparionine horse
pers. commun.
Neohipparion affine2 Leidy 1869 hipparionine horse
pers. commun.
Nannippus sp.2 Matthew 1926 hipparionine horse
pers. commun.: "A"
Hippotherium sp.1 Kaup 1832 hipparionine horse
Protohippus supremus2 Leidy 1869 horse
pers. commun.
Calippus placidus2 Leidy 1869 horse
pers. commun.
Calippus martini2 Hesse 1936 horse
pers. commun.
 Perissodactyla - Rhinocerotidae
Teleoceras major3 Hatcher 1894 rhinoceros
 Artiodactyla - Tayassuidae
Macrogenis crassigenis5 Matthew and Gidley 1904 peccary