article: Geologic time scale
links: Era Quaternary Himalayas Vaalbara Rhyacian Eoarchaean Palaeoproterozoic Palaeocene Period (geology) Age of the Earth Mesozoic Deposition (geology) Siderian Neoproterozoic Eon Middle Triassic List of extinction events P/Tr extinction event Lower Triassic Giant impact hypothesis Ur (supercontinent) Huronian glaciation Carboniferous Triassic Rock (geology) Epoch (geology) Cambrian Palaeozoic Permian Jurassic Ordovician Cryogenian GSSP Oligocene Holocene Prokaryote Snowball Earth Ediacaran Proterozoic Ice age Palaeoarchaean Devonian Mesoarchaean Miocene Cainozoic Palaeogene Neoarchaean Mesoproterozoic Earth Upper Triassic Orosirian Cretaceous–Tertiary extinction event Lower Cretaceous K/T extinction event Middle Jurassic Pliocene India Calymmian Tonian History of the geologic time scale Pleistocene Sexual reproduction Stenian Silurian Kenorland Neogene Supercontinent Stage (geology) Pangaea Cretaceous Phanerozoic Invertebrate East Asia Rodinia Ectasian Lower Jurassic Tertiary Siberia Mississippian Eukaryota Statherian Upper Jurassic Eocene North America History of the Earth Asia Upper Cretaceous Australopithecine Dinosaur Archaean Hadean Pennsylvanian Egg (biology)