DryosaurusCamptosaurusMazongshan_spIguanodon_aOuranosaurusProtohadrosProbactrosaurusTelmatosaurusBactrosaurusShuangmiaosaurusSaurolophusEdmontosaurusBrachylophosaurusParasaurolophusCorythosaurusAltirhinusEolambiaOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.You_etal_2003b