UNSM Dw-120 (Miocene of the United States)

Also known as AMNH Sand Slide Quarry

Where: Dawes County, Nebraska (42.4° N, 103.3° W: paleocoordinates 43.1° N, 99.4° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Runningwater Formation, Early/Lower Hemingfordian (20.4 - 16.0 Ma)

• specified as Early Hemingfordian in Korth and Bailey 2006 (ref. 55518)

Environment/lithology: fluvial; lithology not reported

Size classes: macrofossils, mesofossils

Collection methods: bulk, quarrying, sieve,

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: taxonomic analysis

PaleoDB collection 170148: authorized by Jonathan Marcot, entered by Jonathan Marcot on 15.06.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Castoridae
Priusaulax sp. Korth and Bailey 2006 beaver
"Castoroidinae n. gen. et. sp."