Fibrocysta |
Fibrocysta sp
|
Colombia |
Middle Maestrichtian |
|
Fibrocysta |
Fibrocysta sp
|
Colombia |
Middle Maestrichtian |
Late Maestrichtian |
Fibrocysta |
Fibrocysta sp
|
Venezuela |
Late Campanian |
Late Maestrichtian |
Florentinia |
Florentinia mantellii
|
Colombia |
Middle Maestrichtian |
|
Florentinia |
Florentinia mantellii
|
Venezuela |
Late Campanian |
Late Maestrichtian |
Florentinia |
Florentinia radiculata
|
Colombia |
Middle Maestrichtian |
|
Florentinia |
Florentinia radiculata
|
Venezuela |
Late Campanian |
Late Maestrichtian |
Glaphyrocysta |
Glaphyrocysta perforata
|
Colombia |
Late Maestrichtian |
|
Glaphyrocysta |
Glaphyrocysta perforata
|
Venezuela |
Late Maestrichtian |
|
Glaphyrocysta |
Glaphyrocysta reticulosa
|
Colombia |
Middle Maestrichtian |
|
Glaphyrocysta |
Glaphyrocysta sp
|
Colombia |
Middle Maestrichtian |
|
Hystrichodinium |
Hystrichodinium sp
|
Colombia |
Late Campanian |
|
Hystrichodinium |
Hystrichodinium sp
|
Venezuela |
Late Maestrichtian |
|
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
Colombia |
Middle Maestrichtian |
|
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Colombia |
Middle Maestrichtian |
Late Maestrichtian |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Venezuela |
Late Campanian |
Late Maestrichtian |
Impletosphaeridium |
Impletosphaeridium sp
|
Colombia |
Late Campanian |
Late Maestrichtian |