East Sand Quarry (Miocene of the United States)

Also known as Chan. D.; Princeton's Locality 1000C; Wilson's Quarry No. 9

Where: Sioux County, Nebraska (42.4° N, 103.8° W: paleocoordinates 43.0° N, 100.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: subcycle 2 Member (Olcott Formation), Early/Lower Barstovian (16.0 - 13.6 Ma)

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: M. F. Skinner, S. M. Skinner, and R. J. Gooris. 1977. Stratigraphy and biostratigraphy of late Cenozoic deposits in central Sioux County, western Nebraska. Bulletin of the American Museum of Natural History 158(5):263-370 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 17903: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Perissodactyla - Rhinocerotidae
Aphelops megalodus3 Cope 1873 rhinoceros
Teleoceras medicornutum3 Osborn 1904 rhinoceros
 Perissodactyla - Equidae
Scaphohippus sumani2 Merriam 1915 horse
Merychippus insignis1 Leidy 1856 horse
Supplemental Table S1
Acritohippus isonesus1 Cope 1889 horse
Supplemental Table S1
 Artiodactyla - Leptomerycidae
Pseudoparablastomeryx scotti Frick 1937 ruminant
described by Taylor and Webb 1976
 Artiodactyla - Merycoidodontidae
Merychyus relictus Matthew and Cook 1909 oreodont
see Schultz and Falkenbach 1947
 Carnivora - Canidae
Tomarctus brevirostris4 Cope 1873 bone-crushing dog
"Horizon C, East Sand Quarry"
Tomarctus hippophaga4 Matthew and Cook 1909 bone-crushing dog