ichnotype
neologian
great auk
Permian-Triassic mass extinction
Mammuthus
expiration
thing of the past
Cro-magnon
genus Mammuthus
Great Dying
Chronoperates paradoxus
archaeostracan
order Anaspida
chronofauna
Lazarus taxon
family Mylodontidae
de-extinctioned
eriptychiid
end-Triassic mass extinction
Mylodontidae
Anaspida
defunct
megatherian mammal
pyrothere
palaeogenomics
Tenrecidae
adapid
megatherian
megatheriid
paleoprimatology
pythonomorph
subclass Holocephali
family Tenrecidae
aspidorhynchiform
Holocephali
order Ictodosauria
leanchoiliid
Ictodosauria
nettosuchid
dinornithiform
boreaspidid
moribund
extinction
defunctness
Triassic-Jurassic extinction event
sparassocynid
amphipithecid
proterochampsian
fossil