Nuapua 2 (Holocene) (Holocene of Bolivia)

Where: Bolivia (20.9° S, 63.1° W: paleocoordinates 20.9° S, 62.8° W)

• coordinate based on nearby landmark

When: Nuapua Formation, Holocene (0.0 - 0.0 Ma)

• C14

Environment/lithology: lacustrine; gray tuff

• "une cinerite coherente, de couleur grise"; thickness 1.50 m

Size class: macrofossils

Primary reference: R. Hoffstetter. 1968. Bull Mus Nat Hist Natur 40:823-836 [J. Alroy/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 71324: authorized by John Alroy, entered by John Alroy on 16.02.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

• frogs, turtles, squamates, and birds also present; apparently reworked Pleistocene large mammals are placed in a separate list
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Mammalia
 Chiroptera - Molossidae
Eumops perotis
Eumops perotis Schinz 1821 western mastiff bat
a second, smaller bat is also present
 Rodentia - Cricetidae
Zygodontomys sp., Holochilus chacarius, Necromys cf. lactens, Phyllotis sp., Calomys sp.
Zygodontomys sp. Allen 1897 cane mice
compared to Z. lasiurus
Holochilus chacarius Thomas 1906 marsh rat
Pardinas and Galliari 1996: may include H. brasiliensis of Hoffstetter
Necromys cf. lactens Thomas 1918 mouse
Pardinas and Galliari 1996
Phyllotis sp. Waterhouse 1837 mouse
Pardinas and Galliari 1996
Calomys sp. Waterhouse 1837 vesper mouse
Pardinas and Galliari 1996
 Rodentia - Chinchillidae
Lagostomus maximus
Lagostomus maximus Desmarest 1817 plains viscacha
an additional, smaller chinchillid is present
 Rodentia - Caviidae
Galea cf. musteloides, Hydrochoerus hydrochaeris
Galea cf. musteloides Meyen 1832 common yellow-toothed cavy
Hydrochoerus hydrochaeris Linnaeus 1766 capybara
 Rodentia - Echimyidae
Myocastor coypus
Myocastor coypus Molina 1782 coypu
 Rodentia - Ctenomyidae
Ctenomys sp.
Ctenomys sp. de Blainville 1826 caviomorph
 Carnivora - Canidae
Dusicyon sp.
Dusicyon sp. Hamilton Smith 1839 Falkland Island wolf
compared D. griseus
 Artiodactyla - Cervidae
Morenelaphus sp.
Morenelaphus sp. Carette 1922 New World deer
possibly reworked, but preservation is typical of in situ taxa
 Cingulata - Dasypodidae
Euphractus sexcinctus, "Tolypeutes matacus" = Tolypeutes tricinctus matacus, Chaetophractus sp., Zaedyus pichiy, "Dasypus cf. novemcinctus" = Dasypus (Dasypus) novemcinctus, Propraopus sp.
Euphractus sexcinctus Linnaeus 1758 six banded armadillo
"Tolypeutes matacus" = Tolypeutes tricinctus matacus Azara 1801 three banded armadillo
Chaetophractus sp. Fitzinger 1871 hairy armadillo
compared to C. vellerosus and C. villosus
Zaedyus pichiy Desmarest 1804 pichi
"Dasypus cf. novemcinctus" = Dasypus (Dasypus) novemcinctus Linnaeus 1758 nine-banded armadillo
Propraopus sp. Ameghino 1881 armadillo
possibly reworked, but preservation is not discussed