Category:Silurian first appearances
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Biological taxa that first appeared during the Silurian Period, the geologic time between 443.8 and 419.2 million years ago, during the Paleozoic Era.
Subcategories
This category has the following 6 subcategories, out of 6 total.
E
L
- Llandovery first appearances (2 C, 11 P)
- Ludlow first appearances (5 P)
P
- Pridoli first appearances (1 C, 11 P)
S
- Silurian genus first appearances (1 C, 1 P)
W
- Wenlock first appearances (21 P)
Pages in category "Silurian first appearances"
The following 95 pages are in this category, out of 95 total. This list may not reflect recent changes.