Peteinosphaeridium |
Peteinosphaeridium hystrichoreticulatum
|
China(Szechwan) |
Arenigian |
|
Peteinosphaeridium |
Peteinosphaeridium macropylum
|
China(Szechwan) |
Arenigian |
|
Peteinosphaeridium |
Peteinosphaeridium micranthum
|
China(Szechwan) |
Arenigian |
|
Peteinosphaeridium |
Peteinosphaeridium trifurcatum
|
China(Szechwan) |
Arenigian |
|
Peteinosphaeridium |
Peteinosphaeridium sp
|
China(Szechwan) |
Arenigian |
|
Micrhystridium |
Micrhystridium parveroquesii
|
China(Szechwan) |
Arenigian |
Llanvirnian |
Pirea |
Pirea ornatissima
|
China(Szechwan) |
Arenigian |
|
Pterospermopsis |
Pterospermopsis malaca
|
China(Szechwan) |
Arenigian |
|
Scaphospinosa |
Scaphospinosa ischorica
|
China(Szechwan) |
Arenigian |
|
Solisphaeridium |
Solisphaeridium flexipilosum
|
China(Szechwan) |
Arenigian |
|
Solisphaeridium |
Solisphaeridium solidispinosum
|
China(Szechwan) |
Arenigian |
|
Striatotheca |
Striatotheca trapeziformis
|
China(Szechwan) |
Arenigian |
|
Micrhystridium |
Micrhystridium robustum
|
China(Szechwan) |
Llanvirnian |
|
Trachysphaeridium |
Trachysphaeridium debilum
|
China(Szechwan) |
Arenigian |
|
Veryhachium |
Veryhachium reductum
|
China(Szechwan) |
Arenigian |
|
Veryhachium |
Veryhachium schmidtii
|
China(Szechwan) |
Arenigian |
|
Veryhachium |
Veryhachium trispinosum
|
China(Szechwan) |
Arenigian |
|