PBDB Collection

Sinclair Quarry (Miocene of the United States)

Also known as Princeton's Locality 1000C; Sinclair Draw Quarry

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 (16.3 - 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 17995: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• Macdonald 1954 reports Pseudaelurus aeluroides from "Lower Snake Creek" of "Northeast rim of Sinclair Draw"

Show authors, comments, and common names

Mammalia
Perissodactyla - Rhinocerotidae	Peraceras profectum³ Peraceras profectum³ Matthew 1899 rhinoceros "West Sinclair Quarry"
Perissodactyla - Equidae	Acritohippus isonesus², Desmatippus integer² Acritohippus isonesus² Cope 1889 horse Supplemental Table S1 Desmatippus integer² Matthew 1924 anchitheriine horse Supplemental Table S1
Artiodactyla - Palaeomerycidae	Cranioceras unicornis¹, Rakomeryx sinclairi, "Dromomeryx whitfordi" = Dromomeryx borealis¹ Cranioceras unicornis¹ Matthew 1918 ruminant "Sinclair Quarry" Rakomeryx sinclairi Matthew 1918 ruminant "Dromomeryx whitfordi" = Dromomeryx borealis¹ Cope 1877 ruminant "Sinclair Quarry"
Artiodactyla - Antilocapridae	"Merycodus sabulonis" = Merycodus sabulonis, "Cosoryx (Subparacosoryx) savaronis n. sp." = Merycodus sabulonis¹ "Merycodus sabulonis" = Merycodus sabulonis Matthew and Cook 1909 pronghorn presumably specimen of "M. necatus" figured by Matthew 1918a, made type of "Cosoryx savaronis" by Frick 1937 "Cosoryx (Subparacosoryx) savaronis n. sp." = Merycodus sabulonis¹ Matthew and Cook 1909 pronghorn
Artiodactyla - Merycoidodontidae	Brachycrus siouense n. sp.⁴ Brachycrus siouense n. sp.⁴ Sinclair 1915 oreodont Schultz and Falkenbach 1940 say type is from Sinclair Draw, "Lower Snake Creek" deposits, Sioux County, Nebraska; collected by William Sinclair and associates,1914.

¹Frick 1937; ²Mihlbachler et al. 2011; ³Prothero 2005; ⁴Schultz and Falkenbach 1940