Coccolithus |
Coccolithus pelagicus
|
USA(Gulf of Mexico) |
Late Neogene |
|
Helicopontosphaera |
Helicopontosphaera kamptneri
|
USA(Gulf of Mexico) |
Late Neogene |
|
Braarudosphaera |
Braarudosphaera bigelowi
|
USA(Gulf of Mexico) |
Late Neogene |
|
Discoaster |
Discoaster brouweri
|
USA(Gulf of Mexico) |
Late Neogene |
|
Discoaster |
Discoaster surculus
|
USA(Gulf of Mexico) |
Late Neogene |
|
Sphenolithus |
Sphenolithus abies
|
USA(Gulf of Mexico) |
Late Neogene |
|
Ceratolithus |
Ceratolithus rugosus
|
USA(Gulf of Mexico) |
Late Neogene |
|
Reticulofenestra |
Reticulofenestra pseudoumbilica
|
USA(Gulf of Mexico) |
Miocene |
|
Scyphosphaera |
Scyphosphaera sp
|
USA(Gulf of Mexico) |
Miocene |
|
Thoracosphaera |
Thoracosphaera sp
|
USA(Gulf of Mexico) |
Miocene |
|
Catinaster |
Catinaster coalitus
|
USA(Gulf of Mexico) |
Miocene |
|
Sphenolithus |
Sphenolithus heteromorphus
|
USA(Gulf of Mexico) |
Miocene |
|
Coronocyclus |
Coronocyclus nitescens
|
USA(Gulf of Mexico) |
Oligocene |
|
Zygrhablithus |
Zygrhablithus bijugatus
|
USA(Gulf of Mexico) |
Oligocene |
|
Discoaster |
Discoaster tani
|
USA(Gulf of Mexico) |
Oligocene |
|
Triquetrorhabdulus |
Triquetrorhabdulus carinatus
|
USA(Gulf of Mexico) |
Oligocene |
|
Chiasmolithus |
Chiasmolithus grandis
|
USA(Gulf of Mexico) |
Eocene |
|