suchomimus
spinosaur
spinosaurid
spinosauroid
spinosaurine
giganotosaurus
titanosaurian
abelisaurus
nodosaurian
titanosauriform
baryonychid
titanosaurid
nontitanosauriform
genus Psittacosaurus
tarbosaur
neotetanuran
titanosauroid
vulcanodontid
pachycephalosaur
Pendraig
camptosaurid
scansoriopterigid
nothosaurian
torosaur
iguanodon
spinosaurus
thescelosaur
neotheropod
bagaceratopsid
Tyrannosaurus rex
suborder Theropoda
dinosauromorph
Theropoda
genus Coelophysis
suborder Pachycephalosaurus
necrosaur
Dinosaurian
allosaur
heterodontosaur
therizinosaurid
allosaurus
neotheropodan
dinosaur
therizinosaurian
plateosaur
therizinosaur
theropod
neoceratopsian
centrosaurine
carcharodontosaurian