Edmontonian
Laramide
finicretaceous
ground-shaker
seismosaur
Santonian
apatosaur
Apatosaurus excelsus
apatosaurus
brontosaur
brontosaurus
thunder lizard
Morrison Formation
Cretacean
Coniacian
Cenomanian
Miocene
paleozoologic
Albertan
order Rhynchocephalia
Rhynchocephalia
genus Allosaurus
genus Antrodemus
New Red Sandstone
frill
paleoecologic
fossilological
taphozone
hylaeosaurus
fossilology
Cambrian
Seismosaurus
genus Seismosaurus
Romer's gap
family Titanosauridae
family Ichthyosauridae
Aptian
paleotopography
Ichthyosauridae
Titanosauridae
diplodocus
horned dinosaur
suborder Pachycephalosaurus
ceratopsian
Triassic-Jurassic extinction event
palaeoichnologic
epizootic
fossiliferous
neoceratopsian
oryctics