Where: Dawes County, Nebraska (42.5° N, 103.0° W: paleocoordinates 43.2° N, 99.1° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Runningwater Formation, Early/Lower Hemingfordian (20.4 - 16.0 Ma)
• formation given as Marsland, which is equivalent to Runningwater
• member-level stratigraphic resolution
Environment/lithology: terrestrial; poorly lithified, brown sandstone
Size classes: macrofossils, mesofossils
Reposited in the UNSM
Collection methods: bulk, sieve,
• collected by screenwashing of sediments exposed in road cuts; see Ostrander 1986
Primary reference: L. D. Martin and R. G. Corner. 1980. A new genus of cricetid rodent from the Hemingfordian (Miocene) of Nebraska. University of Kansas Paleontological Contributions Vertebrata 103:1-5 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 17892: authorized by John Alroy, entered by John Alroy on 18.10.1995
Creative Commons license: CC BY (attribution)
Taxonomic list
Amphibia | |
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Mammalia | |
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Stratimus strobeli n. sp.3 Korth et al. 1990 rodent also at UNSM Dw-117; "Heteromyidae indet." in part
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"Plesiosminthus clivosus" = Schaubeumys clivosus2
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Yatkolamys edwardsi n. sp.
Yatkolamys edwardsi n. sp. Martin and Corner 1980 mouse | |
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? Oxydactylus sp. Peterson 1904 camel | |
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Aletomeryx sp. Lull 1920 ruminant | |
Merychyus sp. Leidy 1858 oreodont | |
Carnivora indet. Bowdich 1821 carnivoran | |
Reptilia | |
"Chelonia indet." = Testudines
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Aves | |
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Actinopteri | |
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