sinemurian
51Piacenzian — System Series Stage Age (Ma) Quaternary Pleistocene Gelasian younger Neogene Pliocene …
52Dimorphodon — Temporal range: Early Jurassic, 197–195 Ma …
53Messinian — System Series Stage Age (Ma) Quaternary Pleistocene Gelasian younger Neogene Pliocene …
54Maastrichtian — System Series Stage Age (Ma) Paleogene Paleocene Danian younger Cretaceous Upper …
55Middle Pleistocene — Subdivisions of the Quaternary Period System Series Stage Age (Ma) Quaternary Holocene 0–0.0117 Pleistocene Tarantian (Upper) 0.0117–0.126 …
56Danian — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene …
57Selandian — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene …
58Chattian — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene …
59Coniacian — System Series Stage Age (Ma) Paleogene Paleocene Danian younger Cretaceous Upper …
60Hettangian — The Hettangian is the first stage of the Early Jurassic Epoch. It spans the time between 199.6 ± 0.6 Ma and 196.5 ± 1 Ma (million years ago). The stage follows the Rhaetian Stage of the Triassic Period.The stage takes its name from Hettange… …
