| geol. |
Upper Llanvirn Stage (MichaelBurov); Upper Llanvirn (MichaelBurov); Upper Llanvirnian (MichaelBurov); Upper Llanvirnian Stage (MichaelBurov); Late Llarvirnian Age (MichaelBurov); Late Llarvirn Age (MichaelBurov); Late Llarvirn (MichaelBurov); Late Llarvirnian (MichaelBurov) |
