Hapsidaulax |
Hapsidaulax margarethae
|
Nd |
Late Bathonian |
|
Herendeenia |
Herendeenia pisciformis
|
Nd |
Late Portlandian |
Cretaceous |
Heslertonia |
Heslertonia heslertonensis
|
Nd |
Early Portlandian |
Cretaceous |
Heslertonia |
Heslertonia pellucida
|
Nd |
Kimmeridgian |
|
Heslertonia |
Heslertonia teichophera
|
Nd |
Early Oxfordian |
|
Histiophora |
Histiophora ornata
|
Nd |
Early Kimmeridgian |
|
Hystrichogonyaulax |
Hystrichogonyaulax cornigera
|
Nd |
Late Bathonian |
|
Hystrichogonyaulax |
Hystrichogonyaulax millioudii
|
Nd |
Middle Oxfordian |
Late Oxfordian |
Hystrichogonyaulax |
Hystrichogonyaulax nealei
|
Nd |
Middle Oxfordian |
|
Hystrichosphaeridium |
Hystrichosphaeridium costatum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium pachydermum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium petilum
|
Nd |
Late Kimmeridgian |
|
Hystrichosphaeridium |
Hystrichosphaeridium polonicum
|
Nd |
Nd |
|
Jansonia |
Jansonia jurassica
|
Nd |
Late Bajocian |
Bathonian |
Kalyptea |
Kalyptea diceras
|
Nd |
Late Oxfordian |
Cretaceous |
Kalyptea |
Kalyptea glabra
|
Nd |
Late Oxfordian |
Cretaceous |
Lanterna |
Lanterna bulgarica
|
Nd |
Late Kimmeridgian |
Portlandian |