Category:Early Devonian first appearances
This category includes biological taxa of rank more inclusive than genus that evolved during the Early Devonian epoch of geologic time, between 419.2 and 393.3 million years ago, as well as genera and species that evolved during this time and persisted across multiple geological periods.
See also
Subcategories
This category has the following 3 subcategories, out of 3 total.
Pages in category "Early Devonian first appearances"
The following 77 pages are in this category, out of 77 total. This list may not reflect recent changes.