Bonapartherium

{{Short description|Extinct genus of South American metatherian}}

{{One source|date=April 2024}}

{{Automatic taxobox

| fossil_range = {{Fossil range|37.2|33.9}}

| taxon = Bonapartherium

| subdivision_ranks = Species

| subdivision =

• {{extinct}}B. hinakusijum Pascual, 1980
• {{extinct}}B. serrensis Goin et. al 1998

}}

Bonapartherium is an extinct genus of polydolopimorphian metatherian known from the Late Eocene to the Earliest Oligocene in what is now Argentina.{{fossilworks|id=40082|title=Bonapartherium|date=25 January 2024}}

Two species are recognized, B. hinakusijum and B. serrensis.