Horologinella |
Horologinella apiculata
|
Atlantic Coast Offshore |
Campanian |
|
Horologinella |
Horologinella spinosa
|
Atlantic Coast Offshore |
Late Eocene |
|
Hystrichodinium |
Hystrichodinium pulchrum
|
Atlantic Coast Offshore |
Cenomanian |
Maastrichtian |
Hystrichodinium |
Hystrichodinium pulchrum
|
Atlantic Coast Offshore |
Nd |
|
Hystrichokolpoma |
Hystrichokolpoma cinctum
|
Atlantic Coast Offshore |
Late Eocene |
Pleistocene |
Hystrichokolpoma |
Hystrichokolpoma eisenackii
|
Atlantic Coast Offshore |
Eocene |
Early Miocene |
Hystrichokolpoma |
Hystrichokolpoma ferox
|
Atlantic Coast Offshore |
Cenomanian |
Middle Santonian |
Hystrichokolpoma |
Hystrichokolpoma rigaudiae
|
Atlantic Coast Offshore |
Nd |
|
Hystrichokolpoma |
Hystrichokolpoma rigaudiae
|
Atlantic Coast Offshore |
Early Eocene |
Pleistocene |
Hystrichokolpoma |
Hystrichokolpoma unispinum
|
Atlantic Coast Offshore |
Early Eocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium bowerbankii
|
Atlantic Coast Offshore |
Cenomanian |
Santonian |
Hystrichosphaeridium |
Hystrichosphaeridium latirictum
|
Atlantic Coast Offshore |
Early Eocene |
Late Miocene |
Hystrichosphaeridium |
Hystrichosphaeridium patulum
|
Atlantic Coast Offshore |
Eocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium pseudorecurvatum
|
Atlantic Coast Offshore |
Early Eocene |
Late Miocene |
Hystrichosphaeridium |
Hystrichosphaeridium salpingophorum
|
Atlantic Coast Offshore |
Early Eocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
Atlantic Coast Offshore |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium stellatum
|
Atlantic Coast Offshore |
Coniacian |
Santonian |