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Cambrian first appearances

Topic: Category

 From Wikipedia - Reading time: 1 min

This category includes biological taxa of rank more inclusive than genus that evolved during the Cambrian period of geologic time, between 541 and 485 million years ago, as well as genera and species that evolved during this time and persisted across multiple geological periods.

See also the preceding Category:Ediacaran first appearances and the succeeding Category:Ordovician first appearances
See also: Category: Cambrian extinctions
Licensed under CC BY-SA 3.0 | Source: https://en.wikipedia.org/wiki/Category:Cambrian_first_appearances
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