Poikilofusa |
Poikilofusa ampulliformis
|
Canada(Gaspe Area) |
Rhuddanian |
Early Telychian |
Poikilofusa |
Poikilofusa spinata
|
Nd |
Nd |
|
Psenotopus |
Psenotopus chondrocheus
|
USA |
Homerian |
|
Psenotopus |
Psenotopus chondrocheus
|
England |
Homerian |
Gorstian |
Psenotopus |
Psenotopus chondrocheus
|
Wales |
Homerian |
Gorstian |
Schismatosphaeridium |
Schismatosphaeridium rugulosum
|
Canada(Gaspe Area) |
Telychian |
|
Schismatosphaeridium |
Schismatosphaeridium rugulosum
|
England |
Telychian |
Sheinwoodian |
Schismatosphaeridium |
Schismatosphaeridium rugulosum
|
Wales |
Telychian |
Sheinwoodian |
Schismatosphaeridium |
Schismatosphaeridium rugulosum
|
Norway |
Telychian |
|
Solita |
Solita sp
|
USA |
Llandoverian |
|
Solita |
Solita sp
|
Wales |
Gorstian |
Ludfordian |
Solita |
Solita sp
|
England |
Gorstian |
Ludfordian |
Solita |
Solita sp
|
Belgium |
Telychian |
|
Solita |
Solita sp
|
Spain |
Ludlovian |
Pridolian |
Tylotopalla |
Tylotopalla caelamenicutis
|
Canada(Gaspe Area) |
Rhuddanian |
Early Telychian |
Tylotopalla |
Tylotopalla sp
|
Atlantic Coast Offshore |
Telychian |
|
Tylotopalla |
Tylotopalla sp
|
Canada(Gaspe Area) |
Llandoverian |
|