Where: Natrona County, Wyoming (43.2° N, 107.1° W: paleocoordinates 44.0° N, 103.2° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Arikaree Formation, Hemingfordian (20.4 - 16.0 Ma)
Environment/lithology: eolian
Size class: macrofossils
Reposited in the UCMP
Primary reference: J. Munthe. 1988. Miocene mammals of the Split Rock area, Granite Mountains basin, central Wyoming. University of California Publications in Geological Sciences 126:1-136 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 19077: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
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Mammalia | |
Brachycrus sp. Matthew 1901 oreodont | |
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Mesoscalops scopelotemos Reed 1960 placental | |
Soricidae indet. Fischer 1814 shrew | |
Brachyerix macrotis Matthew 1933 hedgehog | |
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Protospermophilus kelloggi Black 1963 squirrel | |
Oreolagus nebrascensis McGrew 1941 pika | |
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