1 Comment   Largest land mammal ever! 03/06/2012 1 Comment   Baluchitherium with Two Brontotheriums -Painting by T.R.Hart   Baluchitherium- was a   gigantic hornless  rhinoceros -like mammal which lived in   Eurasia and Asia during the  Eocene  to  Oligocene   period (37.2—23.030 Million Years Ago,  existing for approximately 14.7  million years