Fossil Diatom Atlas
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Select a geological age from the list to explore the taxa
Early Cretaceous
Late Cretaceous
early Paleocene
late Paleocene
early Eocene
middle Eocene
Eocene-Oligocene Transition
early Oligocene
late Oligocene
early Miocene
middle Miocene
late Miocene
Holocene
age unknown
Fossil Diatom Atlas