Acanthodiacrodium |
Acanthodiacrodium
|
China(Hupei) |
Early Ordovician |
|
Ammonidium |
Ammonidium
|
China(Hupei) |
Early Ordovician |
|
Ampullula |
Ampullula erchunensis
|
Nd |
Nd |
|
Arbusculidium |
Arbusculidium
|
China(Hupei) |
Early Ordovician |
|
Aremoricanium |
Aremoricanium
|
China(Hupei) |
Early Ordovician |
|
Aremoricanium |
Aremoricanium erchunense
|
China(Hupei) |
Early Ordovician |
|
Aremoricanium |
Aremoricanium erchunense
|
China(Yunnan) |
Arenigian |
|
Baltisphaeridium |
Baltisphaeridium
|
China(Hupei) |
Early Ordovician |
|
Baltisphaerosum |
Baltisphaerosum
|
China(Hupei) |
Early Ordovician |
|
Coryphidium |
Coryphidium
|
China(Hupei) |
Early Ordovician |
|
Costatilobus |
Costatilobus rhabdocladius
|
Nd |
Nd |
|
Costatilobus |
Costatilobus striatus
|
Nd |
Nd |
|
Cymatiogalea |
Cymatiogalea
|
China(Hupei) |
Early Ordovician |
|
Dasydiacrodium |
Dasydiacrodium
|
China(Hupei) |
Early Ordovician |
|
Goniosphaeridium |
Goniosphaeridium
|
China(Hupei) |
Early Ordovician |
|
Gorgonisphaeridium |
Gorgonisphaeridium rhabdocladium
|
China(Hupei) |
Early Ordovician |
|
Gorgonisphaeridium |
Gorgonisphaeridium rhabdocladium
|
China(Hupei) |
Arenigian |
|