Jusella |
Jusella rariporosa
|
Nd |
Nd |
|
Kallosphaeridium |
Kallosphaeridium bellulum
|
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Kallosphaeridium |
Kallosphaeridium biornatum
|
Nd |
Nd |
|
Kallosphaeridium |
Kallosphaeridium biornatum
|
Nd |
Nd |
|
Kallosphaeridium |
Kallosphaeridium biornatum
|
Nd |
Nd |
|
Kallosphaeridium |
Kallosphaeridium biparatum
sp. nov. |
Nd |
Nd |
|
Kallosphaeridium |
Kallosphaeridium biparatum
|
Nd |
Nd |
|
Kallosphaeridium |
Kallosphaeridium biparatum
|
Nd |
Nd |
|
Kallosphaeridium |
Kallosphaeridium minus
|
Nd |
Nd |
|
Kallosphaeridium |
Kallosphaeridium norvickii
|
Australia(Queensland) |
Aptian |
Albian |
Kalyptea |
Kalyptea glabra
|
Nd |
Nd |
|
Kalyptea |
Kalyptea granulata
|
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Kisselevia |
Kisselevia major
|
Nd |
Nd |
|
Kleithriasphaeridium |
Kleithriasphaeridium telaspinosum
|
England |
Late Kimmeridgian |
|
Komewuia |
Komewuia diceras
|
Nd |
Nd |
|
Lanternosphaeridium |
Lanternosphaeridium ovale
|
Nd |
Nd |
|
Leipokatium |
Leipokatium
|
Nd |
Nd |
|