Peanut Peak Microfauna (Eocene of the United States)
Where: Shannon County, South Dakota (43.3° N, 102.5° W: paleocoordinates 44.6° N, 93.7° W)
• coordinate based on political unit
When: upper Member (Chadron Formation), Chadronian (37.2 - 33.9 Ma)
Environment/lithology: terrestrial
Primary reference: J. Clark and J. R. Beerbower. 1967. Geology, paleoecology, and paleoclimatology of the Chadron Formation. Fieldiana 5(5):21-74 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 17007: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC BY (attribution)
Taxonomic list
• from a single locality in Big Corral Draw
Show authors, comments, and common names
Aves | |
Passeriformes indet. Linnaeus 1758 perching bird | |
Reptilia | |
Peltosaurus sp. Cope 1873 squamates | |
Mammalia | |
Didelphidae indet. opossum | |
Leptictis dakotensis Leidy 1868 eutherian | |
Sinclairella dakotensis Jepsen 1934 eutherian | |
Hesperocyon gregarius Cope 1873 canid | |
Oligoryctes altitalonidus Clark 1936 placental | |
Clinopternodus gracilis Clark 1936 placental | |
Centetodon magnus Clark 1936 placental | |
Megalagus turgidus Cope 1873 rabbit | |
Eutypomys cf. thomsoni Matthew 1905 rodent | |
Adjidaumo minutus, "Paradjidaumo trilophus" = Adjidaumo trilophus
Adjidaumo minutus Cope 1873 rodent
"Paradjidaumo trilophus" = Adjidaumo trilophus Cope 1873 rodent |