There are 6 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 3666 | A. Miller | North Wales Rawtheyan Assemblage 4C, Crugan Mudstone, England Rawtheyan - Ordovician 5 - United Kingdom | Price (1981) |
| 3671 | A. Miller | Assemblage 4B (= Dwyfor Mudstone fauna, North Wales Rawtheyan Assemblage 4B, England) Rawtheyan - Ordovician 5 - United Kingdom | Price (1981) |
| 3675 | A. Miller | North Wales Rawtheyan Assemblage 4D, Rhwlas Limestone Rawtheyan - Ordovician 5 - United Kingdom | Bassett et al. (1966) |
| 3676 | A. Miller | Opsimasaphus-Nankinolithus trilobite association, North Wales, UK Rawtheyan - Ordovician 5 - United Kingdom | Price and Magor (1984) |
| 3681 | A. Miller | Novaspis-cyclopygid trilobite association, North Wales, UK Rawtheyan - Ordovician 5 - United Kingdom | Price and Magor (1984) |
| 8370 | J. Alroy | Roadside near Chapel Rawtheyan - Ordovician 5 - United Kingdom | Williams and Wright (1981) |