Protosphaeridium |
Protosphaeridium fuscipetiolatum
|
China(Shanghai) |
Arenigian |
|
Protosphaeridium |
Protosphaeridium fuscipetiolatum
|
Morocco |
Early Arenigian |
|
Pterospermella |
Pterospermella sp
|
China(Shanghai) |
Tremadocian |
Arenigian |
Reticultum |
Reticultum figuratum
|
China(Shanghai) |
Arenigian |
|
Rhabdochitina |
Rhabdochitina magna
|
China(Shanghai) |
Tremadocian |
Arenigian |
Rhabdochitina |
Rhabdochitina sp
|
China(Shanghai) |
Tremadocian |
Arenigian |
Rhopaliophora |
Rhopaliophora sp
|
China(Shanghai) |
Arenigian |
|
Scaphita |
Scaphita eniseica
|
China(Shanghai) |
Tremadocian |
Arenigian |
Scaphospinosa |
Scaphospinosa ischorica
|
China(Shanghai) |
Tremadocian |
|
Scaphospinosa |
Scaphospinosa sp
|
China(Shanghai) |
Tremadocian |
Arenigian |
Scaphyta |
Scaphyta sp
|
China(Shanghai) |
Tremadocian |
Arenigian |
Solisphaeridium |
Solisphaeridium multiflexipilosum
|
China(Shanghai) |
Arenigian |
|
Solisphaeridium |
Solisphaeridium sp
|
China(Shanghai) |
Tremadocian |
Arenigian |
Staurocephalites |
Staurocephalites sp
|
China(Shanghai) |
Tremadocian |
Arenigian |
Stelliferidium |
Stelliferidium cortinulum
|
China(Shanghai) |
Tremadocian |
Arenigian |
Stelliferidium |
Stelliferidium simplex
|
China(Shanghai) |
Tremadocian |
Arenigian |
Stelliferidium |
Stelliferidium stelligerum
|
China(Shanghai) |
Tremadocian |
Arenigian |