Lost Duckling (Miocene of the United States)

Also known as UNSM Bw-119

Where: Brown County, Nebraska (42.7° N, 100.0° W: paleocoordinates 43.2° N, 96.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Barstovian (16.3 - 12.5 Ma)

Environment/lithology: terrestrial

Reposited in the UNSM

Primary reference: M. R. Voorhies. 1990. Vertebrate paleontology of the proposed Norden Reservoir Area, Brown, Cherry and Keya Paha counties, Nebraska. Technical Report, Division of Archeological Research, Department of Anthropology, University of Nebraska 82-09 [J. Alroy/J. Alroy/J. Alroy]more details

PaleoDB collection 18240: authorized by John Alroy, entered by John Alroy on 05.08.1992

Creative Commons license: CC BY (attribution)

Taxonomic list

• NISP 49
Mammalia
 Perissodactyla - Rhinocerotidae
? Teleoceras sp.2 Hatcher 1894 rhinoceros
 Perissodactyla - Equidae
cf. Pliohippus sp.1 Marsh 1874 horse
 Theriamorpha - Erinaceidae
cf. Parvericius montanus2 Koerner 1940 hedgehog
 Theriamorpha - Talpidae
 Lagomorpha - Leporidae
 Lagomorpha - Ochotonidae
? Hesperolagomys sp.2 Clark et al. 1964 pika
 Rodentia - Heteromyidae
Mioheteromys sp.1 Korth 1997 rodent
Cupidinimus nebraskensis2 Wood 1935 rodent
cf. Lignimus montis2 Storer 1970 rodent
Perognathus cf. brevidens1 Korth 1987 pocket mouse
 Rodentia - Castoridae
Eucastor cf. tortus2 Leidy 1858 beaver
 Rodentia - Zapodidae
Megasminthus tiheni2 Klingener 1966 jumping mouse
Schaubeumys cartomylos2 Korth 1987 jumping mouse
"new sp."
 Rodentia - Cricetidae
"cf. Copemys niobrariensis" = Copemys longidens2, "cf. Tregomys sp." = Copemys2
"cf. Copemys niobrariensis" = Copemys longidens2 Hall 1930 mouse
"cf. Tregomys sp." = Copemys2 Wood 1936 mouse
 Rodentia - Mylagaulidae
Mylagaulidae indet.1 Cope 1881 rodent