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Pachycephalosauria (/ˌpækɪsɛfələˈsɔːriə, -ˌkɛf-/; from Gr**** παχυκεφαλόσαυρος for 'thick
headed lizards') is a
clade of
ornithischian dinosaurs. Along...
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rigid by
ossified tendons.
Pachycephalosaurus gives its name to
Pachycephalosauria, a
clade of
herbivorous ornithischian dinosaurs that
lived during...
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There are two
clades included in Marginocephalia: the thick-skulled
Pachycephalosauria and the
horned Ceratopsia. All
members of
Marginocephalia were primarily...
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groups Marginocephalia and Ornithopoda. The
former includes clades Pachycephalosauria and Ceratopsia,
while the
latter typically includes Hypsilophodon...
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prominent cranial crests formed by
multiple different bones of the skull.
Pachycephalosauria, at one time
thought to be
close to
ornithopods and now
known to be...
- 1016/j.cretres.2010.05.003. Hou Lian-Hai (1977). "A new
primitive Pachycephalosauria from An****, China.It is the
second smallest dinosaur in
world after...
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suborder within Ornithischia,
Pachycephalosauria. In 1978, the
Chinese palaeontologist Dong
Zhiming split Pachycephalosauria into two families; the dome-headed...
- of
pachycephalosaur research Maryańska, T.; Osmólska, H. (1974). "
Pachycephalosauria, a new
suborder of
ornithischian dinosaurs" (PDF). Palaeontologica...
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Nodosauridae †Family
Ankylosauridae †Suborder
Cerapoda †Infraorder
Pachycephalosauria †Infraorder
Ceratopsia †Family
Psittacosauridae †Family Protoceratopsidae...
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Dinosaur vision was, in general,
better than the
vision of most
other reptiles,
although vision varied between dinosaur species. Coelurosaurs, for example...
