West Sand Quarry (Miocene of the United States)

Also known as Chan. D.; Wilson's Quarry No. 8

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 18019: authorized by John Alroy, entered by John Alroy on 19.05.2000, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Carnivora - Canidae
Microtomarctus conferta4 Matthew 1918 bone-crushing dog
Tomarctus hippophaga4 Matthew and Cook 1909 bone-crushing dog
Tomarctus brevirostris4 Cope 1873 bone-crushing dog
probably also includes their "Quarry 8" specimen
 Perissodactyla - Equidae
Desmatippus integer Matthew 1924 anchitheriine horse
Neohipparion sp.2 Gidley 1903 hipparionine horse
Supplemental Table S1
Acritohippus isonesus2 Cope 1889 horse
Supplemental Table S1
Merychippus insignis2 Leidy 1856 horse
Supplemental Table S1
 Perissodactyla - Rhinocerotidae
Teleoceras medicornutum3 Osborn 1904 rhinoceros
Aphelops megalodus3 Cope 1873 rhinoceros
 Artiodactyla - Merycoidodontidae
Brachycrus siouense1 Sinclair 1915 oreodont
Merychyus relictus Matthew and Cook 1909 oreodont
see Schultz and Falkenbach 1947
 Artiodactyla - Protoceratidae
"Prosynthetoceras siouxensis" = Lambdoceras siouxensis
"Prosynthetoceras siouxensis" = Lambdoceras siouxensis Frick 1937 protoceratid
see also Patton and Taylor 1971