Prohesperocyon ("before Hesperocyon)" is an extinct genus of physically small terrestrial carnivoramorphs of the family Miacidae endemic to North America appearing during the Late Eocene around 36.6—36.5 mya (AEO). The time of extinction is unknown.
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