This category contains trilobites placed in the order Phacopida. Articles are sorted in subcaategories, either by suborders (Phacopina, Calymenina, Cheirurina) or by taxonomic rank (genera).
This category has the following 5 subcategories, out of 5 total.
The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes.
This category contains trilobites placed in the order Phacopida. Articles are sorted in subcaategories, either by suborders (Phacopina, Calymenina, Cheirurina) or by taxonomic rank (genera).
This category has the following 5 subcategories, out of 5 total.
The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes.