Baltisphaeridium |
Baltisphaeridium diversispinosum
sp. nov. |
England(Dorset) |
Carixian |
Early Domerian |
Baltisphaeridium |
Baltisphaeridium micropunctatum
sp. nov. |
England(Dorset) |
Domerian |
Toarcian |
Baltisphaeridium |
Baltisphaeridium infulatum
sp. nov. |
England(Dorset) |
Domerian |
Toarcian |
Baltisphaeridium |
Baltisphaeridium infulatum
sp. nov. |
England(Dorset) |
Domerian |
Toarcian |
Baltisphaeridium |
Baltisphaeridium delicatum
sp. nov. |
England(Dorset) |
Late Hettangian |
Early Sinemurian |
Baltisphaeridium |
Baltisphaeridium eypensis
sp. nov. |
England(Dorset) |
Late Domerian |
Late Toarcian |
Micrhystridium |
Micrhystridium clavatispinum
sp. nov. |
England(Dorset) |
Domerian |
Toarcian |
Micrhystridium |
Micrhystridium wattonense
sp. nov. |
England(Dorset) |
Domerian |
Late Toarcian |
Micrhystridium |
Micrhystridium intromittum
sp. nov. |
England(Dorset) |
Late Hettangian |
Early Domerian |
Micrhystridium |
Micrhystridium intromittum
sp. nov. |
England(Dorset) |
Late Hettangian |
Sinemurian |
Micrhystridium |
Micrhystridium escilium
|
England(Dorset) |
Domerian |
Toarcian |
Micrhystridium |
Micrhystridium minutispinum
sp. nov. |
England(Dorset) |
Early Domerian |
|
Veryhachium |
Veryhachium collectum
sp. nov. |
England(Dorset) |
Late Carixian |
Early Domerian |
Veryhachium |
Veryhachium dualispinum
sp. nov. |
England(Dorset) |
Late Carixian |
Toarcian |
Veryhachium |
Veryhachium europaeum
sp. nov. |
England(Dorset) |
Late Carixian |
Toarcian |
Veryhachium |
Veryhachium formosum
sp. nov. |
England(Dorset) |
Hettangian |
Early Sinemurian |
Veryhachium |
Veryhachium irregulare
|
England(Dorset) |
Liassic |
|