genus Ankylosaurus
dinosauromorph
therizinosaur
allosaurus
Titanosaurus
genus Titanosaurus
herrerasaurid
therizinosaurian
coelophysis
order Pelycosauria
neoceratopsian
rhynchosaur
iguanodon
Pelycosauria
ankylosauromorph
therizinosaurid
genus Protoceratops
anchisaurid
Seismosaurus
genus Seismosaurus
suborder Pachycephalosaurus
genus Styracosaurus
genus Anatotitan
carnotaurine
Marginocephalia
neotetanuran
Dinosaurian
suborder Marginocephalia
coelurosaurian
brachiosaurus
dinosaurian
turiasaur
marginocephalian
Toarcian
Callovian
order Ictodosauria
dinosaur
Sinemurian
Bathonian
Kimmeridgian
Ceratopsia
suborder Ceratopsia
Bajocian
tyrannosaurid
Pliensbachian
Ictodosauria
nontitanosauriform