Albert Ahrens Locality (Pleistocene of the United States)

Also known as UNSM No-104

Where: Nuckolls County, Nebraska (40.2° N, 98.1° W: paleocoordinates 40.2° N, 97.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Irvingtonian (1.8 - 0.3 Ma)

• said to be Irvingtonian

Environment/lithology: terrestrial

Reposited in the UNSM

Primary reference: M. R. Voorhies and R. G. Corner. 1991. Proceedings of the Nebraska Academy of Sciences 111 [J. Alroy/J. Alroy/J. Alroy]more details

PaleoDB collection 20138: authorized by John Alroy, entered by John Alroy on 26.03.1995, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• "at least 2500 individual mammals... 55 mammalian species"
Mammalia
 Rodentia - Cricetidae
Neotoma sp. Say and Ord 1825 pack rat
Phenacomys sp. Merriam 1889 vole
"Clethrionomys sp." = Myodes Pallas 1811 vole
Mictomys meltoni2 Paulson 1961 bog lemming
 Rodentia - Erethizontidae
Erethizon sp. Cuvier 1822 North American porcupine
 Perissodactyla - Equidae
Equidae indet. Gray 1821 horse
"horses"
 Tribosphenida - Soricidae
Sorex palustris Richardson 1828 American water shrew
Sorex arcticus Kerr 1792 arctic shrew
Cryptotis sp. Pomel 1848 small-eared shrew
 Carnivora - Canidae
Canis dirus1 Leidy 1858 dire wolf
 Proboscidea - Mammutidae
Mammut sp. Blumenbach 1799 mastodon
 Proboscidea - Elephantidae
Elephantidae indet. Gray 1821 elephant
"mammoths"
 Ungulata - Camelidae
Camelidae indet. Gray 1821 camel
 Ungulata - Bovidae
Bovidae indet. Gray 1821 antelope
"muskoxen"
 Ungulata - Cervidae
Odocoileus sp. Rafinesque 1832 New World deer
Cervalces sp. Scott 1885 stag moose