(Iguanodon_bernissartensis,(Bactrosaurus,(Protohadros,(Telmatosaurus,(Saurolophinae_indet_UMNH_VP_13881_and_20187,(Corythosaurus,(Lophorothon,(((Brachylophosaurus,(Maiasaura,Acristavus)),(Gryposaurus_spp,Kritosaurus)),(Edmontosaurus_spp,(Prosaurolophus_spp,(Kerberosaurus,Saurolophus_spp)))))))))));