''Andinodelphys'' is an extinct

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of non-

marsupial Marsupials are a diverse group of mammals belonging to the infraclass Marsupialia. They are natively found in Australasia, Wallacea, and the Americas. One of marsupials' unique features is their reproductive strategy: the young are born in a r ...

stem Stem or STEM most commonly refers to: * Plant stem, a structural axis of a vascular plant * Stem group * Science, technology, engineering, and mathematics Stem or STEM can also refer to: Language and writing * Word stem, part of a word respon ...

metatheria Metatheria is a mammalian clade that includes all mammals more closely related to marsupials than to placentals. First proposed by Thomas Henry Huxley in 1880, it is a more inclusive group than the marsupials; it contains all marsupials as wel ...

Details

Along with '' Pucadelphys'' and ''Mayulestes'', it is the oldest known South American metatherian. It is known best from five almost complete skulls, and associated skeletons, all from Tiupampa in

Bolivia Bolivia, officially the Plurinational State of Bolivia, is a landlocked country located in central South America. The country features diverse geography, including vast Amazonian plains, tropical lowlands, mountains, the Gran Chaco Province, w ...

. It is most similar to ''Pucadelphys'' and a clade of Pucadelphydae containing the two genera has been suggested. It was likely a gregarious animal, and a finding of six articulated and intertmingled skeletons has been used as evidence of social behavior being present in basal metatherians.

References

{{Taxonbar, from=Q8198779 Prehistoric metatherians Paleocene mammals of South America Tiupampan Paleocene Bolivia Fossils of Bolivia Fossil taxa described in 1988 Monotypic prehistoric mammal genera