Thylacoleonidae Temporal range: Late Oligocene–Pleistocene PreЄ Є O S D C P T J K Pg N Thylacoleo Scientific classification Kingdom: Animalia Phylum: Chordata Class: Mammalia Infraclass: Marsupialia Order: Diprotodontia Suborder: Vombatiformes Family: †Thylacoleonidae Gill, 1872[1] Genera Microleo Priscileo Wakaleo Thylacoleo