Eric Walker added Beast of five teeth: Scientists unearth skunk that walked among dinosaurs and Orretherium - Wikipedia to Orretherium tzen, and added Orretherium tzen to Orretherium

Eric Walker added Orretherium tzen to Orretherium, and added Orretherium to Mesungulatidae

Eric Walker added Orretherium to Mesungulatidae, and added Mesungulatidae to Mesungulatoidea