campanian-danian
41Piacenzian — System Series Stage Age (Ma) Quaternary Pleistocene Gelasian younger Neogene Pliocene …
42Messinian — System Series Stage Age (Ma) Quaternary Pleistocene Gelasian younger Neogene Pliocene …
43Middle Pleistocene — Subdivisions of the Quaternary Period System Series Stage Age (Ma) Quaternary Holocene 0–0.0117 Pleistocene Tarantian (Upper) 0.0117–0.126 …
44Pliensbachian — System Series Stage Age (Ma) Cretaceous Lower Berriasian younger Jurassic Upper Tith …
45Olenekian — System Series Stage Age (Ma) Jurassic Lower Hettangian younger Triassic Upper …
46Middle Triassic — System Series Stage Age (Ma) Jurassic Lower Hettangian younger Triassic Upper …
47Older Dryas — The Older Dryas was a stadial period between the Bølling and Allerød oscillations during the Pleistocene glacial period of 11,700 12,000 uncalibrated years ago.[1] It is named after an indicator genus, the alpine/tundra plant Dryas, which… …
48Oldest Dryas — Alpine valley, like Oldest Dryas The Oldest Dryas was a climatic period, which occurred during the coldest stadial after the Weichselian glaciation in north Europe. In the Alps, the Oldest Dryas corresponds to the Gschnitz stadial of the Würm… …
49Maastrichtian Stage — ▪ geology also spelled Maestrichtian Stage uppermost of the six main divisions in the Upper Cretaceous Series, representing rocks deposited worldwide during the Maastrichtian Age, which occurred 70.6 to 65.5 million years ago during the… …
50Changhsingian — System Series Stage Age (Ma) Triassic Lower Induan younger Permian Lopingian …
