†Miacis sylvestris Marsh 1872 (placental mammal)
Alternative combination: Harpalodon sylvestris
Belongs to Miacis according to X. Wang and R. H. Tedford 1994
Sister taxa: Miacis australis, Miacis cognitus, Miacis deutschi, Miacis exiguus, Miacis hargeri, Miacis hookwayi, Miacis igniculus, Miacis invictus, Miacis latidens, Miacis latouri, Miacis lushiensis, Miacis medius, Miacis parvivorus, Miacis petilus, Miacis vulpinus, Miacis washakius, Prodaphaenus uintensis
Ecology: arboreal carnivore