ctenochasmatoid
tyrannosaurine
titanosuchian
baryonychine
abelisaur
nodosaurian
peridinoid
neoceratopsian
tyrannosaurid
titanosauriform
titanosaurid
dryomorph
heterodontosaur
albertosaur
dryomorphan
tapejaroid
neornithischian
Ceratopsidae
nodosaurid
pachyrhinosaurin
family Ceratopsidae
plateosaurian
family Titanosauridae
Titanosauridae
albertosaurine
genus Allosaurus
genus Antrodemus
hadrosauroid
coelophysoid
torosaur
ornithischian
dinocephalian
diplodocid
cerapodan
ceratopsian
fabrosaurid
neotheropod
dsungaripteroid
herrerasaurid
megaraptorid
tetanuran
titanosaurian
megalosauroid
pteranodontoid
proceratosaurid
dinokaryote
psittacosaurus
suborder Pachycephalosaurus
carcharodontosaurian
massospondylid