WebAug 9, 2024 · the Paleogene, which lasted around 42 million years the Neogene, which lasted around 20.4 million years The Quaternary Period of the Cenozoic Era began after the Tertiary Period, around 2.6... Webpaleogene neogene tertiary geologic time scale v. 6.0 cenozoic mesozoic paleozoic precambrian age epoch age picks magnetic period hist. chro n. polarity quater-nary pleistocene* holocene* calabrian gelasian c1 c2 c2a c3 c3a c4 c4a c5 c5a c6 c6a c6b c6c c7 c5b c5c c5d c5e c8 c9 c10 c7a c11 c12 c13 c15 c16 c17 c18 c19 c20 c21 c22 c23 c24 c25 …
Mass extinction facts and information from National Geographic
Web1 Timeline 1.1 Paleozoic Era 1.1.1 Cambrian period 1.1.2 Ordovician period 1.1.3 Silurian period 1.1.4 Devonian period 1.1.5 Carboniferous period 1.1.6 Permian period 1.2 Mesozoic Era 1.2.1 Triassic period 1.2.2 Jurassic period 1.2.3 Cretaceous period 1.3 Cenozoic Era 1.3.1 Paleogene period 1.3.2 Neogene period 1.3.3 Quaternary period WebJul 26, 2024 · The Cretaceous period was the last and longest segment of the Mesozoic era. It lasted approximately 79 million years, from the minor extinction event that closed the Jurassic period about 145... list of fallout 4 perks
A species-level timeline of mammal evolution integrating ... - Nature
WebThe Eocene is the second of five epochs in the Tertiary Period — the second of three epochs in the Paleogene — and lasted from about 55.8 to 33.9 million years ago.* The oldest known fossils of most of the modern orders of mammals appear in a brief period during the early Eocene and all were small, under 10 kg. WebPaleogene Time Span Date range: 66.0 million years ago–23.0 million years ago Length: 43.0 million years (0.95% of geologic time) Geologic calendar: December 26 (6 … WebFeb 27, 2024 · Neogene Period, the second of three divisions of the Cenozoic Era. The Neogene Period encompasses the interval between 23 million and 2.6 million years ago and includes the Miocene (23 million to … imagine chicken bone broth ingredients