Multiplicisphaeridium |
Multiplicisphaeridium bifurcatum
|
Iran |
Middle Ordovician |
Late Ordovician |
Multiplicisphaeridium |
Multiplicisphaeridium irregulare
|
Iran |
Middle Ordovician |
Late Ordovician |
Navifusa |
Navifusa ancepsipuncta
|
Iran |
Middle Ordovician |
Late Ordovician |
Navifusa |
Navifusa punctata
|
Iran |
Middle Ordovician |
Late Ordovician |
Onondagella |
Onondagella asymmetrica
|
Iran |
Early Silurian |
Middle Silurian |
Ordovicidium |
Ordovicidium elegantulum
|
Iran |
Middle Ordovician |
Late Ordovician |
Orthosphaeridium |
Orthosphaeridium inflatum
|
Iran |
Middle Ordovician |
Late Ordovician |
Orthosphaeridium |
Orthosphaeridium insculptum
|
Iran |
Middle Ordovician |
Late Ordovician |
Pirea |
Pirea fausta
|
Iran |
Tremadocian |
Arenigian |
Rhiptosocherma |
Rhiptosocherma improcera
|
Iran |
Middle Ordovician |
Late Ordovician |
Saharidia |
Saharidia downiei
|
Iran |
Tremadocian |
Arenigian |
Striatotheca |
Striatotheca principalis
|
Iran |
Tremadocian |
Arenigian |
Sylvanidium |
Sylvanidium paucibrachium
|
Iran |
Middle Ordovician |
Late Ordovician |
Tunisphaeridium |
Tunisphaeridium eisenackii
|
Iran |
Middle Ordovician |
Late Ordovician |
Tunisphaeridium |
Tunisphaeridium tentaculaferum
|
Iran |
Early Silurian |
Middle Silurian |
Veryhachium |
Veryhachium hamii
|
Iran |
Middle Ordovician |
Late Ordovician |
Veryhachium |
Veryhachium subglobosum
|
Iran |
Middle Ordovician |
Late Ordovician |