June Quarry (Miocene of the United States)

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: Burge Member (Valentine Formation), Clarendonian (12.5 - 9.4 Ma)

Environment/lithology: terrestrial

Primary reference: W. W. Korth. 2000. Review of Miocene (Hemingfordian to Clarendonian) mylagaulid rodents (Mammalia) from Nebraska. Annals of Carnegie Museum 69(4):227-280 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 18217: authorized by John Alroy, entered by John Alroy on 05.08.1992, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• 793 F:AM specimens and "Small collections in USNM and UNSM": Skinner and Johnson 1984
unclassified
  -
Mammalia
 Perissodactyla - Equidae
Merychippus coloradense9 Osborn 1918 horse
Supplemental Table S1
Protohippus supremus1 Leidy 1869 horse
JA pers. obs.: USNM specimen, matches figures, measurements, and diagnosis in Hulbert 1988a
Pliohippus pernix9 Marsh 1874 horse
Supplemental Table S1
Calippus regulus3 Johnston 1937 horse
pers. commun.; also UNSM specimen, i.d. checked by JA
Pseudhipparion retrusum15 Cope 1889 hipparionine horse
also USNM specimens
Hippotherium sp.1 Kaup 1832 hipparionine horse
JA pers. obs.: dP1 - dP4 series at USNM; uncatalogued skull at AMNH
Cormohipparion merriami n. sp.16 Woodburne 2007 hipparionine horse
 Perissodactyla - Rhinocerotidae
Teleoceras medicornutum10 Osborn 1904 rhinoceros
Teleoceras major8 Hatcher 1894 rhinoceros
Peraceras superciliosum10 Cope 1880 rhinoceros
 Artiodactyla - Antilocapridae
Cosoryx furcatus12 Leidy 1869 pronghorn
 Artiodactyla - Moschidae
Longirostromeryx wellsi11 Matthew 1904 musk deer
 Artiodactyla - Camelidae
Hemiauchenia sp.2 Gervais and Ameghino 1880 camel
 Artiodactyla - Merycoidodontidae
Merychyus sp.1 Leidy 1858 oreodont
 Carnivora - Amphicyonidae
Pseudocyon sp.5 Lartet 1851 bear-dog
 Carnivora - Canidae
Leptocyon vafer13 Leidy 1858 canine
Cynarctus voorhiesi14 Wang et al. 1999 bone-crushing dog
Carpocyon webbi14 Wang et al. 1999 bone-crushing dog
Paratomarctus euthos14 McGrew 1935 bone-crushing dog
F:AM
Aelurodon ferox14 Leidy 1858 bone-crushing dog
F:AM
Aelurodon stirtoni14 Wang et al. 1999 bone-crushing dog
UNSM
 Rodentia - Mylagaulidae
Ceratogaulus cf. rhinocerus Matthew 1902 rodent
 Rodentia - Castoridae
Nothodipoides stirtoni n. sp.6 Korth 2002 beaver
Prodipoides burgensis7 Korth 2002 beaver