Leptarctus B (Miocene of the United States)

Also known as UCMP V-4141
DUPLICATE REF 3564 or 3565

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 (13.6 - 10.3 Ma)

Environment/lithology: terrestrial

Reposited in the UCMP

Primary reference: S. D. Webb. 1969. The Burge and Minnechaduza Clarendonian Mammalian Faunas of North-Central Nebraska. University of California Publications in Geological Sciences 78:1-191 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 18226: authorized by John Alroy, entered by John Alroy on 05.08.1992

Creative Commons license: CC BY (attribution)

Taxonomic list

• stratigraphic position: Skinner and Johnson 1984 p. 301
 Rodentia - Mylagaulidae
Mylagaulidae indet. Cope 1881 rodent
 Perissodactyla - Rhinocerotidae
Teleoceras sp. Hatcher 1894 rhinoceros
 Perissodactyla - Equidae
Hippotherium sp. Kaup 1832 hipparionine horse
Pseudhipparion skinneri Webb and Hulbert 1986 hipparionine horse
 Carnivora - Amphicyonidae
Ischyrocyon sp. Matthew and Gidley 1904 bear-dog
DUPLICATE REF 3564 or 3565
 Ungulata - Camelidae
Camelidae indet. Gray 1821 camel
 Ungulata - Antilocapridae
Plioceros floblairi Frick 1937 pronghorn