Hystrichokolpoma |
Hystrichokolpoma ferox
|
Nd |
Hauterivian |
Danian |
Hystrichokolpoma |
Hystrichokolpoma poculum
|
Nd |
Middle Miocene |
|
Hystrichokolpoma |
Hystrichokolpoma rigaudiae
|
Nd |
Early Eocene |
Pleistocene |
Hystrichokolpoma |
Hystrichokolpoma sequanaportus
|
Nd |
Coniacian |
Campanian |
Hystrichokolpoma |
Hystrichokolpoma tridactylites
|
Nd |
Cenomanian |
Campanian |
Hystrichokolpoma |
Hystrichokolpoma unispinum
|
Nd |
Early Eocene |
|
Hystrichosphaera |
Hystrichosphaera bentorii
|
Nd |
Pleistocene |
Holocene |
Hystrichosphaera |
Hystrichosphaera buccina
|
Nd |
Early Eocene |
|
Hystrichosphaera |
Hystrichosphaera bulloidea
|
Nd |
Early Eocene |
Middle Miocene |
Hystrichosphaera |
Hystrichosphaera ceratioides
|
Nd |
Coniacian |
Campanian |
Hystrichosphaera |
Hystrichosphaera cingulata
|
Nd |
Cenomanian |
Pleistocene |
Hystrichosphaera |
Hystrichosphaera cornigera
|
Nd |
Coniacian |
Danian |
Hystrichosphaera |
Hystrichosphaera cornuta
|
Nd |
Early Eocene |
Middle Miocene |
Hystrichosphaera |
Hystrichosphaera crassimurata
|
Nd |
Late Cenomanian |
|
Hystrichosphaera |
Hystrichosphaera crassipellis
|
Nd |
Cenomanian |
Middle Miocene |
Hystrichosphaera |
Hystrichosphaera cristata
|
Nd |
Maastrichtian |
|
Hystrichosphaera |
Hystrichosphaera dentata
|
Nd |
Nd |
|