adorfium-famennium-grenze
(
1
)
anoxie
(
1
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artensterben
(
1
)
astéroïdes
(
1
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black shales
(
1
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cartères d'impact
(
1
)
climatic changes
(
1
)
conodontes
(
1
)
conodonts
(
1
)
crise biologique
(
1
)
devonian
(
1
)
devonian geologic period
(
1
)
devonian period
(
1
)
earth sciences
(
1
)
event
(
1
)
event-stratigraphie
(
1
)
extinction
(
1
)
extinction de masse
(
1
)
extinction, biological
(
1
)
frasnien
(
1
)
geologic climate
(
1
)
geology
(
1
)
geology, stratigraphic
(
1
)
geosciences, multidisciplinary
(
1
)
kellwasser-event
(
1
)
limite permien-trias
(
1
)
massenaussterben
(
1
)
massensterben
(
1
)
montagne noire
(
1
)
oberdevon
(
1
)