Premise: Haplocyonoides is an extinct genus of terrestrial carnivores belonging to the suborder Caniformia, family Amphicyonidae ("bear dog"), and which inhabited Europe from the Early Miocene subepoch (20 Mya)—(16.9 Mya). "Haplocyonoides" existed for approximately .
Hypothesis: Haplocyonoides was the most feared animal in europe for several years