Children (54 direct children, 175 direct and indirect children):
Saurolophus
(tree size 3)
Shantungosaurus
(tree size 1)
Prosaurolophus
Maiasaura
(tree size 1)
Lambeosaurus
(tree size 3)
Aralosaurus
(tree size 1)
Claosaurus
Telmatosaurus
Gilmoreosaurus
(tree size 4)
Secernosaurus
(tree size 1)
Lambeosaurinae
(tree size 36)
Tanius
Latirhinus
(tree size 1)
Edmontosaurus
(tree size 3)
Anatosaurus
Hypacrosaurus
(tree size 2)
Cedrorestes
(tree size 1)
Angulomastacator
(tree size 1)
Kritosaurus
Microhadrosaurus
Hypsibema
(tree size 1)
Mandschurosaurus
Stephanosaurus
Orthomerus
Pteropelyx
(tree size 1)
Blasisaurus
(tree size 1)
Anatosaurus
Lapampasaurus
(tree size 1)
Acristavus
(tree size 1)
Saurolophinae
(tree size 26)
Huaxiaosaurus
(tree size 1)
Kerberosaurus
Nanningosaurus
(tree size 1)
Koutalisaurus
Cionodon
(tree size 2)
Magnapaulia
Arstanosaurus
(tree size 1)
Diclonius
(tree size 3)
Hadrosaurinae
(tree size 13)
Heilongjiangosaurus
Euhadrosauria
Plesiohadros
(tree size 1)
Lambeosaurini
(tree size 4)
Tsintaosaurini
(tree size 2)
Jinzhousaurus
(tree size 1)
Zhuchengosaurus
(tree size 1)
Riabininohadros
Eotrachodon
Thespesius
(tree size 1)
Cheneosaurinae
Edmontosaurinae
Maiasaurinae
Prohadrosaurinae
Gryposaurinae
Yamatosaurus
(tree size 1)