Striatotheca |
Striatotheca principalis
|
China(Hupei) |
Arenigian |
Ashgillian |
Striatotheca |
Striatotheca rarirrugulata
|
China(Hupei) |
Arenigian |
Ashgillian |
Striatotheca |
Striatotheca rugosa
sp. nov. |
China(Hupei) |
Arenigian |
Ashgillian |
Striatotheca |
Striatotheca sp.B Moly.,1988
sp. nov. |
China(Hupei) |
Arenigian |
|
Tectitheca |
Tectitheca additionalis
|
Nd |
Nd |
|
Tectitheca |
Tectitheca valida
|
Nd |
Nd |
|
Tongzia |
Tongzia meitana
|
China(Hupei) |
Arenigian |
Ashgillian |
Tongzia |
Tongzia sp.A
sp. nov. |
China(Hupei) |
Arenigian |
Ashgillian |
Veryhachium |
Veryhachium lairdii
|
Nd |
Nd |
|
Veryhachium |
Veryhachium reductum
|
China(Hupei) |
Arenigian |
Ashgillian |
Veryhachium |
Veryhachium sp
|
China(Hupei) |
Arenigian |
Ashgillian |
Veryhachium |
Veryhachium symmetricum
|
China(Hupei) |
Arenigian |
Ashgillian |
Veryhachium |
Veryhachium trisulcum
|
China(Hupei) |
Arenigian |
Ashgillian |