Also known as UNSM Cr-167
Where: Cherry County, Nebraska (42.9° N, 101.3° W: paleocoordinates 43.7° N, 96.2° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Reunion Creek Beds Formation (Arikaree Group), Harrisonian (24.8 - 18.5 Ma)
• "early late Arikareean" (= Harrisonian)
•"lenses" within "14.5 m" section
•"lateral equivalent of the lower Harrison Formation"
• member-level stratigraphic resolution
Environment/lithology: fluvial; conglomerate and gray sandstone
Size class: mesofossils
Reposited in the UNSM
Collection methods: bulk, sieve,
• rock censused consists of "concentrate," not the original sediment
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 67638: authorized by John Alroy, entered by John Alroy on 29.11.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Proscalops secundus Matthew 1909 placental | |
Archaeolagus sp. Dice 1917 rabbit | |
Promylagaulus riggsi McGrew 1941 rodent | |
Hitonkala macdonaldtau Korth 1992 rodent | |
Schaubeumys sp. Wood 1935 jumping mouse | |
Alwoodia sp. Rensberger 1983 rodent | |
Entoptychus grandiplanus Korth 1992 rodent | |
"Heliscomys woodi" = Tylionomys woodi
"Heliscomys woodi" = Tylionomys woodi McGrew 1941 rodent | |
Proheteromys sp. Wood 1932 rodent | |
Herpetotherium youngi McGrew 1937 marsupial |