The Unduavi gracile opossum (''Cryptonanus unduaviensis'') is a species of

opossum Opossums () are members of the marsupial order Didelphimorphia () endemic to the Americas. The largest order of marsupials in the Western Hemisphere, it comprises 126 species in 18 genera. Opossums originated in South America and entered North A ...

in the family Didelphidae. It is native to northern

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 ...

, where it has been found in seasonally flooded grassland. Some of the specimens recognized by Voss ''et al.'' as belonging to this species were previously classified as the ''unduaviensis'' or ''buenavistae'' subspecies of ''

Gracilinanus agilis The agile gracile opossum (''Gracilinanus agilis''), is an opossum species from South America. It is found in Argentina, Bolivia, Brazil, Colombia, Peru, Paraguay, and Uruguay. It is nocturnal, arboreal and frequents the forest understory, wher ...

''.

References

* Opossums Endemic fauna of Bolivia Marsupials of Bolivia Mammals described in 1931 Taxa named by George Henry Hamilton Tate {{marsupial-stub