ichthyopterygian
ichthyosaurian
ichthyosaurus
megaraptorid
Dinosaurian
neoichthyosaurian
scansoriopterygid
ankylopollexian
arthropterygium
anchisaurid
Stenopterygius quadrisicissus
stenopterygius
thunnosaurian
neoichthyosaur
baracromian
genus Ichthyosaurus
longipinnate
ophthalmosaur
ichthyotomous
latipinnate
stenopterygiid
carnotaurine
parvipelvian
ankylosauromorph
dinosauromorph
therizinosaurid
rhabdodontomorphan
ichthyosauriform
genus Antrodemus
genus Allosaurus
nodosaurian
therizinosaurian
melanorosaurid
therizinosaur
thunnosaur
dryomorph
order Ichthyosauria
dryomorphan
arthropod genus
Ichthyosauria
ophthalmosaurid
anguimorph
deinonychosaurian
ozraptor
tyrannoraptoran
Pendraig
ankylosaurian
arachnomorph
ichthyostegid
leptoceratopsid