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Dinoflagellata (21)
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megaspores (1)
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miospores
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pollen (34)
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-
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Plantae
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algae
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Chlorophyta
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Charophyta (1)
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Coccolithophoraceae (4)
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diatoms (15)
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nannofossils (5)
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Rhodophyta
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Corallinaceae (1)
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-
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Bryophyta
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Musci (1)
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Pteridophyta
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Filicopsida
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Gleicheniaceae (1)
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Spermatophyta
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Angiospermae
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Dicotyledoneae
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Ericaceae (1)
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Monocotyledoneae (1)
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Gymnospermae
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Coniferae (1)
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Coniferales
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Cupressaceae (3)
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Pinaceae
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Larix (1)
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Pinus (1)
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Cycadales (1)
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problematic fossils
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problematic microfossils (1)
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Pterobranchia (2)
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thallophytes (1)
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-
geochronology methods
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(U-Th)/He (8)
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Ar/Ar (41)
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exposure age (2)
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fission-track dating (15)
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K/Ar (1)
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Lu/Hf (18)
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Nd/Nd (1)
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optically stimulated luminescence (1)
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paleomagnetism (36)
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Pb/Pb (1)
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Rb/Sr (1)
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Sm/Nd (3)
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Sr/Sr (1)
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tephrochronology (1)
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Th/U (2)
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thermochronology (14)
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tree rings (2)
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U/Pb (143)
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U/Th/Pb (5)
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uranium disequilibrium (1)
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geologic age
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Cenozoic
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lower Cenozoic (2)
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middle Cenozoic (1)
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Quaternary
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Holocene
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lower Holocene (4)
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middle Holocene (2)
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Neoglacial
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Little Ice Age (1)
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upper Holocene
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Little Ice Age (1)
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-
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Pleistocene
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Lake Agassiz (1)
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lower Pleistocene (2)
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middle Pleistocene (2)
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upper Pleistocene
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Devensian (2)
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Eemian (1)
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Weichselian
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upper Weichselian
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Allerod (1)
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Bolling (1)
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Younger Dryas (4)
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-
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Wisconsinan
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upper Wisconsinan (3)
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upper Quaternary
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Brunhes Chron (1)
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-
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Tertiary
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lower Tertiary
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Taishu Group (1)
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Neogene
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Bidahochi Formation (1)
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Miocene
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Guantao Formation (1)
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lower Miocene
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Burdigalian (1)
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middle Miocene
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Langhian (1)
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Serravallian (1)
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Puerto Madryn Formation (1)
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upper Miocene
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Messinian
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Messinian Salinity Crisis (1)
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Pontian (1)
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Puente Formation (1)
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Tortonian (3)
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-
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Ogallala Formation (1)
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Pliocene
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Cimmerian (1)
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lower Pliocene (3)
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middle Pliocene (1)
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upper Pliocene (3)
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Sisquoc Formation (1)
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upper Neogene (3)
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Paleogene
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Calvert Bluff Formation (1)
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Dongying Formation (3)
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Eocene
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Bridgerian (1)
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Green River Formation (1)
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lower Eocene
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Wasatchian (1)
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middle Eocene
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Lutetian (1)
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upper Eocene
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La Meseta Formation (2)
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-
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Flagstaff Formation (1)
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lower Paleogene (2)
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Oligocene
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lower Oligocene (1)
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upper Oligocene (1)
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Paleocene
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lower Paleocene
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K-T boundary (2)
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upper Paleocene
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Clarkforkian (1)
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Tiffanian (1)
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-
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Paleocene-Eocene Thermal Maximum (9)
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Tyonek Formation (1)
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Wasatch Formation (1)
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Wilcox Group (3)
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Shahejie Formation (3)
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Zambales Ophiolite (1)
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upper Cenozoic (3)
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Yakataga Formation (1)
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Coal Measures (1)
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Dalradian (2)
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Laurentide ice sheet (4)
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Mesozoic
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Cretaceous
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Bahariya Formation (1)
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Hue Shale (1)
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Kuskokwim Group (2)
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Lower Cretaceous
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Albian
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lower Albian (1)
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Aptian (6)
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Barremian (4)
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Berriasian (6)
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Bluesky Formation (1)
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Cadomin Formation (1)
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Christopher Formation (4)
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Gething Formation (1)
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Hauterivian (3)
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Isachsen Formation (2)
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Lagoa Feia Formation (1)
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Mannville Group (1)
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Neocomian (2)
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Pebble Shale (1)
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Spirit River Formation (1)
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Torok Formation (1)
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Valanginian (6)
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Lower Greensand (1)
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Middle Cretaceous (8)
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Nanushuk Group (1)
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Queen Charlotte Group (1)
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Upper Cretaceous
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Campanian (7)
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Cardium Formation (1)
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Cenomanian
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Dunvegan Formation (2)
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lower Cenomanian (1)
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Colville Group (1)
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Coniacian (1)
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Fox Hills Formation (1)
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Gulfian
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Aguja Formation (1)
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Kanguk Formation (1)
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K-T boundary (2)
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La Luna Formation (2)
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Maestrichtian
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lower Maestrichtian (1)
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Milk River Formation (1)
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Prince Creek Formation (2)
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Rosario Formation (1)
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Santonian (1)
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Schrader Bluff Formation (1)
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Senonian (5)
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Straight Cliffs Formation (2)
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Turonian (5)
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-
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Franciscan Complex (3)
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Great Valley Sequence (1)
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Jurassic
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Bazhenov Formation (3)
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Fernie Formation (2)
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Kingak Shale (4)
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Lower Jurassic
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Hettangian (4)
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lower Liassic (4)
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middle Liassic (6)
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Pliensbachian (9)
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Sinemurian (1)
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Toarcian
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lower Toarcian (1)
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upper Liassic (5)
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Middle Jurassic
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Aalenian (2)
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Bajocian (7)
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Bathonian (6)
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Callovian (7)
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Norphlet Formation (1)
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Upper Jurassic
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Galice Formation (1)
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Kimmeridge Clay (1)
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Kimmeridgian
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lower Kimmeridgian (1)
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upper Kimmeridgian (1)
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Naknek Formation (1)
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Oxfordian
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middle Oxfordian (2)
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upper Oxfordian (3)
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Portlandian (5)
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Tithonian (7)
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Volgian (7)
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-
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lower Mesozoic (1)
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McHugh Complex (1)
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middle Mesozoic (1)
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Triassic
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Liard Formation (1)
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Lower Triassic
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Griesbachian (1)
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Permian-Triassic boundary (11)
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Smithian (1)
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Middle Triassic
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Anisian (1)
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Montney Formation (2)
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Shublik Formation (6)
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Upper Triassic
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Carnian (6)
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Mercia Mudstone (1)
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Norian (7)
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Pardonet Formation (1)
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Rhaetian (4)
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upper Mesozoic (2)
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Paleozoic
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Berea Sandstone (1)
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Cambrian
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Lower Cambrian
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Chilhowee Group (1)
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Terreneuvian (3)
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Tommotian (1)
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Middle Cambrian (2)
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Upper Cambrian
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Furongian (1)
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Carboniferous
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Chilliwack Group (1)
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Lower Carboniferous
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Dinantian (4)
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Mabou Group (1)
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Middle Carboniferous (1)
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Mississippian
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Lower Mississippian
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Kayak Shale (2)
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Kekiktuk Conglomerate (4)
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Tournaisian (2)
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Middle Mississippian
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Visean (3)
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Redwall Limestone (1)
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Upper Mississippian
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Serpukhovian (3)
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Pennsylvanian
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Cumberland Group (1)
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Lower Pennsylvanian
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Bashkirian (3)
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Middle Pennsylvanian
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Moscovian (3)
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Upper Pennsylvanian
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Wescogame Formation (1)
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Watahomigi Formation (1)
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Upper Carboniferous
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Uralian (1)
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Wahoo Limestone (1)
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Devonian
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Lower Devonian
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Dittonian (1)
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Emsian (1)
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Lochkovian (3)
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Pragian (1)
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Middle Devonian
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Eifelian (1)
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Givetian (1)
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Marcellus Shale (1)
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Old Red Sandstone (4)
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Upper Devonian
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Domanik Formation (1)
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Famennian (2)
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Frasnian (2)
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Huron Member (1)
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Kanayut Conglomerate (1)
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Ohio Shale (1)
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-
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Endicott Group (2)
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Lisburne Group (5)
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lower Paleozoic
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Cape Phillips Formation (2)
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middle Paleozoic (2)
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Ordovician
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Lower Ordovician
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Floian (1)
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Tremadocian (2)
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Middle Ordovician
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Dapingian (1)
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Darriwilian (1)
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Upper Ordovician
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Hirnantian (1)
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Katian (1)
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Sandbian (1)
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-
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Paganzo Group (1)
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Permian
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Coconino Sandstone (1)
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Echooka Formation (2)
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Guadalupian
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Bell Canyon Formation (1)
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Brushy Canyon Formation (1)
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Capitanian (2)
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Cherry Canyon Formation (1)
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Delaware Mountain Group (1)
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Roadian (1)
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Wordian (1)
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-
Kaibab Formation (1)
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Lower Permian
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Cherry Canyon Formation (1)
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Cisuralian
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Artinskian (1)
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Asselian (1)
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Kungurian (2)
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Sakmarian (1)
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Wolfcampian (1)
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Toroweap Formation (1)
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