Gonyaulacysta |
Gonyaulacysta serrata
|
USA(Atlantic Coast) |
Kimmeridgian |
Tithonian |
Gonyaulacysta |
Gonyaulacysta sp
|
USA(Atlantic Coast) |
Middle Jurassic |
|
Gramineae |
Gramineae sp
|
USA(Atlantic Coast) |
Middle Miocene |
Late Miocene |
Hystrichosphaeridium |
Hystrichosphaeridium petilum
|
USA(Atlantic Coast) |
Kimmeridgian |
Tithonian |
Hystrichosphaeridium |
Hystrichosphaeridium truncigerum
|
USA(Atlantic Coast) |
Santonian |
|
Hystrichosphaerina |
Hystrichosphaerina schindewolfii
|
USA(Atlantic Coast) |
Aptian |
|
Ilexpollenites |
Ilexpollenites sp
|
USA(Atlantic Coast) |
Middle Miocene |
Late Miocene |
Inaperturopollenites |
Inaperturopollenites turbatus
|
USA(Atlantic Coast) |
Middle Jurassic |
|
Leptodinium |
Leptodinium clathratum
|
USA(Atlantic Coast) |
Kimmeridgian |
Tithonian |
Leptodinium |
Leptodinium maculatum
|
USA(Atlantic Coast) |
Middle Eocene |
|
Liquidambar |
Liquidambar sp
|
USA(Atlantic Coast) |
Middle Miocene |
Late Miocene |
Lithodinia |
Lithodinia jurassica
|
USA(Atlantic Coast) |
Callovian |
Oxfordian |
Lithodinia |
Lithodinia sp
|
USA(Atlantic Coast) |
Middle Jurassic |
|
Litosphaeridium |
Litosphaeridium siphoniphorum
|
USA(Atlantic Coast) |
Turonian |
|
Muderongia |
Muderongia crucis
|
USA(Atlantic Coast) |
Valanginian |
Hauterivian |
Muderongia |
Muderongia mcwhaei
|
USA(Atlantic Coast) |
Barremian |
|
Muderongia |
Muderongia simplex
|
USA(Atlantic Coast) |
Barremian |
|