Gonyaulax |
Gonyaulax transparens
sp. nov. |
England(Yorkshire) |
Early Callovian |
|
Micrhystridium |
Micrhystridium fragile
|
England(Yorkshire) |
Late Jurassic |
|
Micrhystridium |
Micrhystridium inconspicuum
|
England(Yorkshire) |
Late Jurassic |
|
Micrhystridium |
Micrhystridium stellatum
|
England(Yorkshire) |
Late Jurassic |
|
Pareodinia |
Pareodinia ceratophora
|
England(Yorkshire) |
Late Jurassic |
|
Pareodinia |
Pareodinia ceratophora
|
England(Yorkshire) |
Late Jurassic |
|
Pareodinia |
Pareodinia ceratophora
sp. nov. |
England(Yorkshire) |
Early Callovian |
|
Pareodinia |
Pareodinia prolongata
|
England(Yorkshire) |
Late Jurassic |
|
Pareodinia |
Pareodinia prolongata
sp. nov. |
England(Yorkshire) |
Early Callovian |
|
Pterospermopsis |
Pterospermopsis helios
|
England(Yorkshire) |
Late Jurassic |
|
Pterospermopsis |
Pterospermopsis helios
sp. nov. |
England(Yorkshire) |
Kimmeridgian |
|