Far Surface Quarry (Miocene of the United States)

Also known as Q. No. 3; Quarry 2; Quarry 21; Quarry B

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 3 Member (Olcott Formation), Early/Lower Barstovian (16.3 - 12.5 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 17911: 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
 Carnivora - Mustelidae
Mionictis elegans n. sp. Matthew 1924 otter
Leptarctus oregonensis1 Stock 1930 mustelid carnivore
 Carnivora - Amphicyonidae
"Amphicyon sinapius" = Cynelos sinapius
"Amphicyon sinapius" = Cynelos sinapius Matthew 1902 bear-dog
"or Camel Quarry"
 Carnivora - Canidae
Tomarctus hippophaga Matthew and Cook 1909 bone-crushing dog
"hippophagus" possibly from Camel Quarry: probably includes specimen of Wang et al. 1999 from "Quarry 3"
"Tomarctus confertus" = Microtomarctus conferta Matthew 1918 bone-crushing dog
probably "Quarry B" specimen of Wang et al. 1999
 Carnivora - Felidae
Pseudaelurus validus3 Rothwell 2001 cat
F:AM 61833
 Artiodactyla - Merycoidodontidae
Merychyus relictus4 Matthew and Cook 1909 oreodont
Brachycrus siouense Sinclair 1915 oreodont
specimen from "B Quarry" described by Schultz and Falkenbach 1940
 Artiodactyla - Antilocapridae
Merycodus sabulonis2 Matthew and Cook 1909 pronghorn
 Artiodactyla - Palaeomerycidae
"Dromomeryx whitfordi" = Dromomeryx borealis2
"Dromomeryx whitfordi" = Dromomeryx borealis2 Cope 1877 ruminant
"Quarry B, Sinclair Draw"
 Rodentia - Mylagaulidae
"Mylagaulus laevis" = Pterogaulus laevis
"Mylagaulus laevis" = Pterogaulus laevis Matthew 1902 rodent
confirmed by Korth 2000d
 Rodentia - Cricetidae
Poamys rivicola n. sp. Matthew 1924 mouse
 Rodentia - Heteromyidae
Peridiomys rusticus n. sp. Matthew 1924 rodent