Micrhystridium |
Micrhystridium
|
Argentina |
Nd |
|
Micrhystridium |
Micrhystridium nannacanthum
|
Argentina |
Ludlovian |
Pridolian |
Micrhystridium |
Micrhystridium parinconspicuum
|
Argentina |
Ludlovian |
Pridolian |
Micrhystridium |
Micrhystridium stellatum
|
Argentina |
Ludlovian |
Pridolian |
Multiplicisphaeridium |
Multiplicisphaeridium arbusculiferum
|
Argentina |
Ludlovian |
Pridolian |
Multiplicisphaeridium |
Multiplicisphaeridium canadense
|
Argentina |
Ludlovian |
|
Multiplicisphaeridium |
Multiplicisphaeridium eoplanktonicum
|
Argentina |
Ludlovian |
|
Multiplicisphaeridium |
Multiplicisphaeridium exoticum
|
Argentina |
Late Wenlockian |
|
Multiplicisphaeridium |
Multiplicisphaeridium imitatum
|
Argentina |
Ludlovian |
|
Multiplicisphaeridium |
Multiplicisphaeridium minutum
|
Argentina |
Late Wenlockian |
|
Multiplicisphaeridium |
Multiplicisphaeridium ornatum
|
Argentina |
Late Wenlockian |
|
Multiplicisphaeridium |
Multiplicisphaeridium picorricum
|
Argentina |
Ludlovian |
|
Multiplicisphaeridium |
Multiplicisphaeridium ramispinosum
|
Argentina |
Late Wenlockian |
Ludlovian |
Multiplicisphaeridium |
Multiplicisphaeridium ramusculosum
|
Argentina |
Late Wenlockian |
Pridolian |
Multiplicisphaeridium |
Multiplicisphaeridium raspum
|
Argentina |
Ludlovian |
Pridolian |
Multiplicisphaeridium |
Multiplicisphaeridium sprucegrovense
|
Argentina |
Late Wenlockian |
|
Multiplicisphaeridium |
Multiplicisphaeridium variabile
|
Argentina |
Ludlovian |
Pridolian |