Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Nd |
Late Cretaceous |
|
Imbatodinium |
Imbatodinium villosum
|
Nd |
Late Jurassic |
|
Lagenochitina |
Lagenochitina esthonica
|
Nd |
Ordovician |
|
Lagenochitina |
Lagenochitina sp
|
Nd |
Silurian |
Devonian |
Leiofusa |
Leiofusa sp
|
Nd |
Silurian |
|
Leiosphaeridia |
Leiosphaeridia ovalis
|
Nd |
Ordovician |
|
Lophodiacrodium |
Lophodiacrodium bubnoffii
|
Nd |
Cambrian |
|
Lunulidia |
Lunulidia lunula
|
Nd |
Ordovician |
|
Meiourogonyaulax |
Meiourogonyaulax sp
|
Nd |
Early Cretaceous |
|
Micrhystridium |
Micrhystridium inconspicuum
|
Nd |
Silurian |
|
Muderongia |
Muderongia tetracantha
|
Nd |
Early Cretaceous |
|
Nannoceratopsiella |
Nannoceratopsiella
|
Nd |
Permian |
|
Nannoceratopsis |
Nannoceratopsis
|
Nd |
Jurassic |
|
Nannoceratopsis |
Nannoceratopsis gracilis
|
Nd |
Early Jurassic |
|
Odontochitina |
Odontochitina operculata
|
Nd |
Late Cretaceous |
|
Ophiobolus |
Ophiobolus lapidaris
|
Nd |
Late Cretaceous |
|
Palaeohystrichophora |
Palaeohystrichophora infusorioides
|
Nd |
Late Cretaceous |
|