Category:Llandovery first appearances

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This category includes biological taxa of rank more inclusive than genus that evolved during the Llandovery epoch of geologic time, between 443.8 and 433.4 million years ago, as well as genera and species that evolved during this time and persisted across multiple geological epochs.

Pages in category "Llandovery first appearances"

The following 7 pages are in this category, out of 7 total.