Archaeozonotriletes |
Archaeozonotriletes chulus
|
Wales(Glamorgan) |
Homerian |
Ludlovian |
Archaeozonotriletes |
Archaeozonotriletes chulus
|
Wales(Dyfed) |
Gorstian |
|
Archaeozonotriletes |
Archaeozonotriletes chulus
|
Wales(Carmarthenshire) |
Wenlockian |
Dittonian |
Artemopyra |
Artemopyra brevicosta
|
Wales(Glamorgan) |
Homerian |
|
Artemopyra |
Artemopyra radiata
|
Wales(Glamorgan) |
Homerian |
Gorstian |
Artemopyra |
Artemopyra radiata
|
Wales(Dyfed) |
Gorstian |
|
Artemopyra |
Artemopyra radiata
|
Pennsylvania |
Early Silurian |
|
Artemopyra |
Artemopyra sp.A Burg.& Rich.,1991
sp. nov. |
Nd |
Nd |
|
Artemopyra |
Artemopyra temericosta
sp. nov. |
Wales(Glamorgan) |
Homerian |
Early Gorstian |
Artemopyra |
Artemopyra temericosta
|
Wales(Glamorgan) |
Homerian |
Early Gorstian |
Cheilotetras |
Cheilotetras caledonica
|
Wales(Dyfed) |
Gorstian |
Ludfordian |
Cheilotetras |
Cheilotetras caledonica
|
Nd |
Nd |
|
Chelinospora |
Chelinospora caledonica
|
Wales(Glamorgan) |
Ludlovian |
|
Chelinospora |
Chelinospora obscura
sp. nov. |
Wales(Glamorgan) |
Gorstian |
|
Chelinospora |
Chelinospora obscura
|
Wales(Dyfed) |
Gorstian |
Ludfordian |
Chelinospora |
Chelinospora rumneyi
sp. nov. |
Wales(Glamorgan) |
Gorstian |
|
Chelinospora |
Chelinospora rumneyi
|
Wales(Dyfed) |
Gorstian |
|