Ancyrochitina |
Ancyrochitina spongiosa
|
Canada(Anticosti Island) |
Gamachian |
|
Baltisphaeridium |
Baltisphaeridium plicatispinae
|
Canada(Anticosti Island) |
Gamachian |
Early Menierian |
Conochitina |
Conochitina gamachiana
|
Canada(Anticosti Island) |
Gamachian |
|
Conochitina |
Conochitina micracantha
|
Canada(Anticosti Island) |
Gamachian |
|
Conochitina |
Conochitina sp.1 Acha.,1981
sp. nov. |
Canada(Anticosti Island) |
Early Menierian |
|
Conochitina |
Conochitina taugourdeaui
|
Canada(Anticosti Island) |
Gamachian |
|
Cyathochitina |
Cyathochitina kuckersiana
|
Canada(Anticosti Island) |
Gamachian |
|
Goniosphaeridium |
Goniosphaeridium oligospinosum
|
Canada(Anticosti Island) |
Early Menierian |
|
Multiplicisphaeridium |
Multiplicisphaeridium birminghamense
|
Canada(Anticosti Island) |
Early Menierian |
|
Multiplicisphaeridium |
Multiplicisphaeridium denticulatum
|
Canada(Anticosti Island) |
Early Menierian |
|
Multiplicisphaeridium |
Multiplicisphaeridium sp.1 Duff.& Lega.,1981
sp. nov. |
Canada(Anticosti Island) |
Gamachian |
Early Menierian |