This category includes biological taxa of rank more inclusive than genus that evolved during the Middle Triassic epoch of geologic time, between 247.2 and 237 million years ago, as well as genera and species that evolved during this time and persisted across multiple geological epochs.
Subcategories
This category has the following 5 subcategories, out of 5 total.
A
G
L
Pages in category "Middle Triassic first appearances"
The following 27 pages are in this category, out of 27 total. This list may not reflect recent changes.