geol. |
Middle Llandeilo (MichaelBurov); Middle Llandeilo Stage (MichaelBurov); Middle Llandeilo Age (MichaelBurov); Middle Llandeilian (MichaelBurov); Middle Llandeilian Stage (MichaelBurov); Middle Llandeilian Age (MichaelBurov); Middle Llandeilian sequence (MichaelBurov); Llo2 (MichaelBurov); Middle Llandeilian time (MichaelBurov) |