Polystephanephorus |
Polystephanephorus paracalathus
|
Madagascar |
Bajocian |
Middle Kimmeridgian |
Polystephanephorus |
Polystephanephorus sarjeantii
|
Madagascar |
Bajocian |
Middle Kimmeridgian |
Polystephanephorus |
Polystephanephorus sp
|
Madagascar |
Bajocian |
Middle Kimmeridgian |
Prolixosphaeridium |
Prolixosphaeridium granulosum
|
Madagascar |
Bajocian |
Neocomian |
Prolixosphaeridium |
Prolixosphaeridium parvispinum
|
Madagascar |
Portlandian |
Aptian |
Prolixosphaeridium |
Prolixosphaeridium parvispinum
|
Madagascar |
Early Kimmeridgian |
Middle Kimmeridgian |
Prolixosphaeridium |
Prolixosphaeridium sp.1
sp. nov. |
Madagascar |
Middle Kimmeridgian |
Portlandian |
Prolixosphaeridium |
Prolixosphaeridium toryna
|
Madagascar |
Early Kimmeridgian |
Neocomian |
Protohaploxypinus |
Protohaploxypinus samoilovichii
|
Madagascar |
Middle Kimmeridgian |
Portlandian |
Psaligonyaulax |
Psaligonyaulax apatela
|
Madagascar |
Bajocian |
Portlandian |
Pterodinium |
Pterodinium magnoserratum
|
Madagascar |
Late Neocomian |
Aptian |
Pterospermella |
Pterospermella aureolata
|
Madagascar |
Bajocian |
Callovian |
Pterospermella |
Pterospermella australiensis
|
Madagascar |
Bajocian |
Callovian |
Pyxidiella |
Pyxidiella sp.1
sp. nov. |
Madagascar |
Bajocian |
Neocomian |
Pyxidiella |
Pyxidiella sp.2
sp. nov. |
Madagascar |
Middle Kimmeridgian |
Portlandian |
Retimonoletes |
Retimonoletes foveolatus
|
Madagascar |
Cenomanian |
|
Retitricolpites |
Retitricolpites microreticulatus
|
Madagascar |
Cenomanian |
|