Category:Proterozoic first appearances

This category includes biological taxa of rank more inclusive than genus that evolved during the Proterozoic eon of geologic time, between 2500 and 541 million years ago, as well as genera and species that evolved during this time and persisted across multiple geological eons.

Subcategories

This category has only the following subcategory.

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Pages in category "Proterozoic first appearances"

The following 4 pages are in this category, out of 4 total.

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This category content has been reduced to only pages contained in the ZIM file.