Category:Cambrian first appearances

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.

Subcategories

This category has the following 10 subcategories, out of 10 total.

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C

E

F

H

M

O

S

T

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