Hystrichosphaeridium |
Hystrichosphaeridium bowerbankii
|
Delaware |
Campanian |
Maastrichtian |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
New Jersey |
Turonian |
Early Maastrichtian |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
New Jersey |
Turonian |
Maastrichtian |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Delaware |
Late Campanian |
Maastrichtian |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Delaware |
Maastrichtian |
|
Hystrichosphaeropsis |
Hystrichosphaeropsis forficata
|
USA(Atlantic Coast) |
Late Campanian |
Early Maastrichtian |
Impletosphaeridium |
Impletosphaeridium whitei
|
New Jersey |
Late Turonian |
Santonian |
Impletosphaeridium |
Impletosphaeridium whitei
|
Delaware |
Maastrichtian |
|
Isabelidinium |
Isabelidinium acuminatum
|
New Jersey |
Late Turonian |
Santonian |
Isabelidinium |
Isabelidinium bakeri
|
New Jersey |
Paleocene |
|
Isabelidinium |
Isabelidinium balmei
|
New Jersey |
Santonian |
Paleocene |
Isabelidinium |
Isabelidinium balmei
|
Delaware |
Campanian |
Maastrichtian |
Isabelidinium |
Isabelidinium cooksoniae
|
New Jersey |
Santonian |
Maastrichtian |
Isabelidinium |
Isabelidinium cooksoniae
|
Delaware |
Late Campanian |
Maastrichtian |
Isabelidinium |
Isabelidinium cretaceum
|
New Jersey |
Early Maastrichtian |
|
Leberidocysta |
Leberidocysta chlamydata
|
New Jersey |
Cenomanian |
Campanian |
Leberidocysta |
Leberidocysta chlamydata
|
Delaware |
Maastrichtian |
|