Dukecynus is an extinct genus of meat-eating mammal, belonging to the order Sparassodonta (a clade included within Metatheria, a group that includes the mammals most related with marsupials), which lived in South America during the Miocene period average between about 13 and 12 million years ago.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0