Category:Llandovery first appearances
geologic time between 443.8 and 433.4 million years ago, during the Silurian Period
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Subcategories
This category has the following 2 subcategories, out of 2 total.
G
T
- Telychian first appearances (2 P)
Pages in category "Llandovery first appearances"
The following 10 pages are in this category, out of 10 total. This list may not reflect recent changes.