Where: Sioux County, Nebraska (42.2° N, 103.7° W: paleocoordinates 42.8° N, 100.5° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Olcott Formation, Early/Lower Barstovian (16.3 - 12.5 Ma)
• member-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
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: taxonomic analysis
PaleoDB collection 17905: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Jonathan Marcot and Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
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Tomarctus hippophaga15, Tomarctus brevirostris15, Microtomarctus conferta15, Psalidocyon marianae15, Euoplocyon brachygnathus15, Osbornodon fricki14, Leptocyon leidyi13
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Brachycrus siouense Sinclair 1915 oreodont | |
"Dyseohyus stirtoni" = Stirtonhyus xiphodonticus Barbour 1925 peccary | |
"Prosynthetoceras siouxensis" = Lambdoceras siouxensis
"Prosynthetoceras siouxensis" = Lambdoceras siouxensis Frick 1937 protoceratid | |
Bouromeryx nebrascensis n. sp. ruminant
Sinclairomeryx sp. Frick 1937 ruminant | |
"Blastomeryx cf. elegans" = Blastomeryx gemmifer
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Desmatippus integer Matthew 1924 anchitheriine horse | |
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Aves | |
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