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