Mass Extinctions
Intervals in which a large proportion of species disappeared worldwide in a geologically short time. Five are conventionally recognised in the past…
byCapsule0 votes0 reviews8/5/2026
Matching your filter
Intervals in which a large proportion of species disappeared worldwide in a geologically short time. Five are conventionally recognised in the past…
An extinct class of marine arthropods that existed for roughly 270 million years, left an exceptionally rich fossil record, and are among the most…
The preserved remains or traces of past life. They are the direct evidence for the history of life on Earth, and the record they form is…