end-Cretaceous
end-Triassic mass extinction
Triassic-Jurassic extinction event
existential
extinctor
extinctic
extinction event
extinction level event
extinctual
K-T extinction event
big five
Miocenic
Jurassic
age of extinction
Turonian
coelophysis
Permian-Triassic mass extinction
Great Dying
Santonian
endtime
go out
Paleozoic
Mesolithic
die out
finish
Permian
Permian period
ending
omnicide
conclusion
Neogene
Stenian
extinctively
Laramide
mass extinction event
dinosaur
doomsday event
subrecent
Triassic
Devonian
Edmontonian
Triassic period
Eocene
Cambrian
die off
Coniacian
Cenomanian
Hauterivian
semiextinction
ruined
washed-up
done for
undone
Neozoic
hylaeosaurus
Quaternary
sunk
Maastrichtian
Mesozoic
finicretaceous
Paleocene
Aptian
Tyrannosaurus rex
tyrannosaurus
tyrannosaur
insectageddon
imperiled
K-T boundary
extinctness
Hettangian
semiextinct
sleeping language
expiration
Paleogene
Miocene
End-Permian Extinction
New Red Sandstone
quenching
Furongian
paleozoological
moribund
Lazarus taxon
Ictodosauria
volutite
order Ictodosauria
genus Barosaurus
paleoecologically
consummation
didine
suborder Pachycephalosaurus
paleogeographic
genus Coelophysis
Barremian