General Bruguer/Riacho Negro (Pleistocene of Paraguay)

Where: Paraguay (25.0° S, 57.4° W: paleocoordinates 25.0° S, 57.1° W)

• local area-level geographic resolution

When: Pleistocene (2.6 - 0.0 Ma)

Environment/lithology: terrestrial; lithology not reported

• no information at all

Size class: macrofossils

Primary reference: R. Hoffstetter. 1978. C R somm Soc geol Fr 1978:32-33 [J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 71292: authorized by John Alroy, entered by John Alroy on 10.02.1999, edited by Juan Carrillo and Kateryn Pino

Creative Commons license: CC BY (attribution)

Taxonomic list

• composite of two faunas, but materials are mixed in the collections and cannot be separated
Mammalia
 Panameriungulata - Macraucheniidae
"Macrauchenia cf. patachonica" = Macrauchenia patagonica
"Macrauchenia cf. patachonica" = Macrauchenia patagonica Owen 1838 placental
"une phalange"
 Artiodactyla - Camelidae
Palaeolama sp. Gervais 1869 camel
size of P. major and P. (Hemiauchenia) paradoxa
 Artiodactyla - Cervidae
Blastocerus dichotomus Illiger 1815 marsh deer
Morenelaphus brachyceros Gervais and Ameghino 1880 New World deer
 Cingulata - Panochthidae
Sclerocalyptus cf. ornatus Owen 1845 edentate
 Cingulata - Glyptodontidae
Panochthus tuberculatus Owen 1845 glyptodon
Glyptodon cf. clavipes Owen 1839 glyptodon
 Cingulata - Pampatheriidae
Pampatherium sp. Ameghino 1875 edentate
"humboldti ou typus"
 Megatherioidea - Megatheriidae
Megatherium americanum Cuvier 1796 edentate
  - Mylodontidae
Scelidotherium sp. Owen 1839 edentate
"s.l. (incl. Scelidodon)"
? Mylodon sp. Owen 1859 edentate
Lestodon armatus2 Gervais 1855 edentate
Glossotherium robustum2 Owen 1842 edentate
 Notoungulata - Toxodontidae
Toxodon sp. Owen 1837 notoungulate
size of T. platensis
 Proboscidea - Gomphotheriidae
Gomphotheriidae indet.1 Hay 1922 gomphothere