Where: Shannon County, South Dakota (43.2° N, 102.3° W: paleocoordinates 44.0° N, 96.4° W)
• coordinate based on nearby landmark
When: Rosebud Formation, Monroecreekian (26.3 - 24.8 Ma)
• apparently "late early Arikareean" = Monrocreekian
Environment/lithology: terrestrial
Size class: macrofossils
Reposited in the UNSM
Primary reference: B. E. Bailey. 2004. Biostratigraphy and biochronology of early Arikareean through late Hemingfordian small mammal faunas from the Nebraska Panhandle and adjacent areas. Paludicola 4(3):81-113 [J. Alroy/J. Alroy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 69921: authorized by John Alroy, entered by John Alroy on 11.03.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
"Megoreodon hollandi" = Megoreodon grandis Douglass 1907 oreodont
Mesoreodon sp. Scott 1893 oreodont
Leptauchenia sp. Leidy 1856 oreodont | |
Parahippus sp. Leidy 1858 anchitheriine horse |