Helosphaeridium |
Helosphaeridium latispinosum
|
Argentina(San Juan) |
Late Llandoverian |
Early Wenlockian |
Helosphaeridium |
Helosphaeridium latispinosum
|
Argentina(Mendoza) |
Late Llandoverian |
Early Wenlockian |
Helosphaeridium |
Helosphaeridium pseudodictyum
|
Argentina(La Rioja) |
Late Llandoverian |
Early Wenlockian |
Helosphaeridium |
Helosphaeridium pseudodictyum
|
Argentina(Mendoza) |
Late Llandoverian |
Early Wenlockian |
Helosphaeridium |
Helosphaeridium pseudodictyum
|
Argentina(San Juan) |
Late Llandoverian |
Early Wenlockian |
Leiofusa |
Leiofusa banderillae
|
Argentina(Jujuy) |
Late Llandoverian |
Early Wenlockian |
Leiofusa |
Leiofusa banderillae
|
Paraguay |
Late Llandoverian |
Early Wenlockian |
Leiofusa |
Leiofusa banderillae
|
Bolivia |
Late Ludlovian |
Pridolian |
Leiofusa |
Leiofusa banderillae
|
Bolivia |
Late Llandoverian |
Pridolian |
Leiofusa |
Leiofusa bernesgae
|
Brazil(Paraiba) |
Late Llandoverian |
Siegenian |
Leiofusa |
Leiofusa bernesgae
|
Bolivia |
Late Ludlovian |
Pridolian |
Leiofusa |
Leiofusa estrecha
|
Bolivia |
Ludlovian |
|
Leiofusa |
Leiofusa filifera
|
Brazil(Paraiba) |
Late Llandoverian |
Early Wenlockian |
Leiofusa |
Leiofusa filifera
|
Bolivia |
Late Ludlovian |
Pridolian |
Leiofusa |
Leiofusa filifera
|
Bolivia |
Late Ludlovian |
Pridolian |
Leiofusa |
Leiofusa fusiformis
|
Bolivia |
Late Ludlovian |
Pridolian |
Leiofusa |
Leiofusa fusiformis
|
Brazil(Paraiba) |
Siegenian |
|