Achomosphaera |
Achomosphaera alcicornu
|
Belgium |
Ypresian |
|
Achomosphaera |
Achomosphaera ramulifera
|
Belgium |
Ypresian |
|
Adnatosphaeridium |
Adnatosphaeridium reticulense
|
Belgium |
Ypresian |
|
Adnatosphaeridium |
Adnatosphaeridium reticulense
|
Belgium |
Ypresian |
|
Adnatosphaeridium |
Adnatosphaeridium vittatum
|
Belgium |
Ypresian |
|
Apectodinium |
Apectodinium homomorphum
|
Belgium |
Ypresian |
|
Apectodinium |
Apectodinium quinquelatum
|
Belgium |
Ypresian |
|
Araneosphaera |
Araneosphaera araneosa
|
Belgium |
Ypresian |
|
Cannosphaeropsis |
Cannosphaeropsis reticulensis
|
Belgium |
Ypresian |
|
Cannosphaeropsis |
Cannosphaeropsis williamsii
sp. nov. |
Belgium |
Ypresian |
|
Ceratiopsis |
Ceratiopsis leptoderma
|
Belgium |
Ypresian |
|
Cleistosphaeridium |
Cleistosphaeridium sp
|
Belgium |
Ypresian |
|
Cleistosphaeridium |
Cleistosphaeridium sp
|
Belgium |
Ypresian |
|
Cordosphaeridium |
Cordosphaeridium exilimurum
|
Belgium |
Ypresian |
|
Deflandreaceae |
Deflandreaceae
|
Germany(Prussia) |
Late Eocene |
|
Glaphyrocysta |
Glaphyrocysta divaricata
|
Belgium |
Ypresian |
|
Glaphyrocysta |
Glaphyrocysta exuberans
|
Belgium |
Ypresian |
|