Category:Norian first appearances
From Infogalactic: the planetary knowledge core
This category includes biological taxa of rank more inclusive than genus that evolved during the Norian age of geologic time, between 228 and 208.5 million years ago, as well as genera and species that evolved during this time and persisted across multiple geological ages.
See also
Pages in category "Norian first appearances"
The following 10 pages are in this category, out of 10 total.
