Alterbidinium |
Alterbidinium puyangense
|
Nd |
Nd |
|
Alterbidinium |
Alterbidinium recticorne
|
Nd |
Nd |
|
Alterbidinium |
Alterbidinium subtile
|
Nd |
Nd |
|
Alterbidinium |
Alterbidinium ulloriaq
|
Nd |
Nd |
|
Alterbidinium |
Alterbidinium varium
|
Nd |
Nd |
|
Alterbidinium |
Alterbidinium xinjiangense
|
Nd |
Nd |
|
Ambonosphaera |
Ambonosphaera
|
Nd |
Nd |
|
Ambonosphaera |
Ambonosphaera bavarica
|
Nd |
Nd |
|
Ambonosphaera |
Ambonosphaera calloviana
|
Nd |
Nd |
|
Ambonosphaera |
Ambonosphaera hemicavata
|
Nd |
Nd |
|
Ambonosphaera |
Ambonosphaera jurassica
|
Nd |
Nd |
|
Ambonosphaera |
Ambonosphaera staffinensis
|
Nd |
Nd |
|
Amiculosphaera |
Amiculosphaera
|
Nd |
Nd |
|
Amiculosphaera |
Amiculosphaera umbraculum
|
Nd |
Nd |
|
Ammonidium |
Ammonidium
|
Nd |
Nd |
|
Ammonidium |
Ammonidium lewisii
|
Nd |
Nd |
|
Ammonidium |
Ammonidium microfurcatum
|
Nd |
Nd |
|