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Trilobite
Extinct marine arthropods, abundant from the Cambrian and gone by the end-Permian.
Species
Identifiers
Wikidata Q17170
Appears in
4 items
The Big Five Mass Extinctions
4 items
Cambrian
c. 538.8 Ma
Ordovician
c. 486.85 Ma
First pulse: the ice builds
c. 445 Ma
End-Permian extinction: the Great Dying
c. 251.941 Ma
Sources
Book
Mass Extinctions and Their Aftermath
