Dicționar Român. 2013.
Chattian — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene … Wikipedia
Chattian Stage — ▪ geochronology also called Casselian Stage uppermost and latest division of Oligocene (Oligocene Epoch) rocks, representing all rocks deposited worldwide during the Chattian Age (28.4 million to 23 million years ago) of the Paleogene… … Universalium
Mammal Paleogene zone — The Mammal Paleogene zones or MP zones are biostratigraphic zones in the stratigraphic record of the Paleogene period of Europe. These zones were developed by Matthijs Freudenthal to help paleontologists provide more specific reference points to… … Wikipedia
Oligocene — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene … Wikipedia
Eocene — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene … Wikipedia
Danian — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene … Wikipedia
Selandian — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene … Wikipedia
Choctaw Sea — Table displaying the Choctaw Sea and its relation to geologic time and North American Land Mammal Ages. Dry periods or marine regressive periods are tan in color. The Choctaw Sea was a Cenozoic eutropical subsea, which along with the Okeechobean… … Wikipedia
Okeechobean Sea — Table displaying the Okeechobean Sea and its relation to geologic time and North American Land Mammal Ages. Dry periods or marine regressive periods are tan in color. The Okeechobean Sea was a Cenozoic eutropical subsea, which along with the… … Wikipedia
Geologic time scale — This clock representation shows some of the major units of geological time and definitive events of Earth history. The Hadean eon represents the time before fossil record of life on Earth; its upper boundary is now regarded as 4.0 Ga.[1] Other… … Wikipedia
