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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
Southern Africa
-
South Africa (1)
-
-
West Africa
-
Niger (1)
-
-
-
Arctic region
-
Greenland
-
East Greenland (1)
-
-
-
Asia
-
Far East
-
China
-
Henan China (1)
-
Jilin China (1)
-
Liaoning China (1)
-
-
-
-
Atlantic Ocean
-
North Atlantic
-
Labrador Sea (1)
-
-
-
Black Hills (5)
-
Canada
-
Western Canada
-
Alberta
-
Alberta Basin (2)
-
Calgary Alberta (2)
-
Red Deer River valley (1)
-
-
Manitoba
-
Lake Winnipeg (1)
-
-
Saskatchewan
-
La Ronge Domain (1)
-
Wollaston Lake Belt (1)
-
-
-
-
Caribbean region (1)
-
Chicxulub Crater (1)
-
Colorado River (1)
-
Columbia River basin (1)
-
Elk Lake (1)
-
Europe
-
Central Europe
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Germany (1)
-
-
Western Europe
-
Scandinavia
-
Sweden (1)
-
-
-
-
Front Range (8)
-
Guadalupe Mountains (1)
-
Lake Nipissing (1)
-
Meade Basin (2)
-
Mexico (1)
-
North America
-
Appalachians (1)
-
Basin and Range Province (10)
-
Canadian Shield
-
Churchill Province
-
Hearne Province (1)
-
-
Superior Province (2)
-
-
Great Lakes (1)
-
Great Lakes region (1)
-
Great Plains
-
Northern Great Plains (88)
-
Southern Great Plains (41)
-
-
Gulf Coastal Plain (9)
-
Lake of the Woods (1)
-
Michigan Basin (1)
-
Missouri River basin (2)
-
North American Cordillera (1)
-
Rio Grande Depression (1)
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Rio Grande Rift (9)
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Rocky Mountains
-
Central Rocky Mountains (3)
-
Northern Rocky Mountains (3)
-
Southern Rocky Mountains (5)
-
U. S. Rocky Mountains
-
Medicine Bow Mountains (1)
-
Uinta Mountains (1)
-
Wet Mountains (1)
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-
-
Saint Lawrence Valley (1)
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Sweetgrass Arch (2)
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Transcontinental Arch (1)
-
Western Canada Sedimentary Basin (1)
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Western Interior
-
Western Interior Seaway (5)
-
-
Williston Basin (20)
-
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Gulf of California (1)
-
-
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North Pacific
-
Northeast Pacific
-
Gulf of California (1)
-
-
-
-
Permian Basin (3)
-
Platte River basin (2)
-
Raton Basin (3)
-
Red River (1)
-
Rice Lake (1)
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Rio Grande (1)
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Sacramento Mountains (1)
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San Juan Basin (3)
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Sand Hills (3)
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Souris River basin (1)
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South America
-
Amazon Basin (1)
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Brazil
-
Para Brazil (1)
-
-
-
United States
-
Albuquerque Basin (1)
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Anadarko Basin (3)
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Arizona
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Apache County Arizona (1)
-
-
Arkansas River valley (2)
-
Arkoma Basin (1)
-
Bighorn Basin (2)
-
California (1)
-
Cambridge Arch (1)
-
Canadian River (2)
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Cedar Creek Anticline (1)
-
Central Basin Platform (1)
-
Chadron Arch (1)
-
Colorado
-
Boulder County Colorado
-
Boulder Colorado (2)
-
-
El Paso County Colorado (1)
-
Fremont County Colorado
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Canon City Colorado (2)
-
-
Las Animas County Colorado (1)
-
Logan County Colorado (1)
-
Morgan County Colorado (2)
-
Pueblo County Colorado
-
Pueblo Colorado (4)
-
-
San Juan volcanic field (1)
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Washington County Colorado (1)
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Weld County Colorado (5)
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Wet Mountains (1)
-
Yuma County Colorado (3)
-
-
Colorado Lineament (3)
-
Colorado Plateau (13)
-
Columbia Plateau (1)
-
Delaware Basin (1)
-
Denver Basin (4)
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Eastern U.S. (1)
-
Georgia
-
Washington County Georgia (1)
-
-
High Plains Aquifer (6)
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Hugoton Embayment (2)
-
Idaho
-
Snake River plain (1)
-
-
Illinois
-
Champaign County Illinois (1)
-
DeKalb County Illinois (1)
-
Fayette County Illinois (1)
-
Pike County Illinois (1)
-
Saline County Illinois (1)
-
-
Illinois Basin (1)
-
Iowa
-
Boone County Iowa (1)
-
-
Kansas
-
Barton County Kansas (1)
-
Clark County Kansas (1)
-
Crawford County Kansas (1)
-
Ellis County Kansas (2)
-
Ellsworth County Kansas (2)
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Finney County Kansas (1)
-
Haskell County Kansas (1)
-
Kearny County Kansas (1)
-
Lane County Kansas (1)
-
Lincoln County Kansas (1)
-
Logan County Kansas (1)
-
Meade County Kansas (3)
-
Nemaha County Kansas (1)
-
Ottawa County Kansas (1)
-
Russell County Kansas (1)
-
Saline County Kansas (1)
-
Sedgwick Basin (1)
-
Seward County Kansas (2)
-
Sherman County Kansas (1)
-
Stevens County Kansas (1)
-
Thomas County Kansas (1)
-
-
Little Missouri River basin (2)
-
Llano Estacado (6)
-
Louisiana (3)
-
Michigan (2)
-
Midcontinent (12)
-
Midwest (6)
-
Minnesota
-
Grant County Minnesota (1)
-
Pennington County Minnesota (1)
-
Wilkin County Minnesota (1)
-
-
Mississippi Valley
-
Upper Mississippi Valley (3)
-
-
Missouri (7)
-
Missouri River (2)
-
Mojave Desert (1)
-
Montana
-
Carter County Montana (4)
-
Chouteau County Montana (1)
-
Crazy Mountains Basin (1)
-
Deer Lodge County Montana (1)
-
Fallon County Montana (1)
-
Fergus County Montana (1)
-
Garfield County Montana (5)
-
Hill County Montana (1)
-
Liberty County Montana (2)
-
McCone County Montana (1)
-
Pondera County Montana (1)
-
Powder River County Montana (1)
-
Rosebud County Montana (2)
-
Sweet Grass County Montana (1)
-
Toole County Montana (1)
-
Valley County Montana (1)
-
-
Mullen Creek-Nash Fork shear zone (1)
-
Nebraska
-
Antelope County Nebraska (2)
-
Banner County Nebraska (3)
-
Brown County Nebraska (2)
-
Cherry County Nebraska (2)
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Cheyenne County Nebraska (4)
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Dawes County Nebraska (2)
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Deuel County Nebraska (1)
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Garden County Nebraska (3)
-
Greeley County Nebraska (1)
-
Harlan County Nebraska (1)
-
Kimball County Nebraska (4)
-
Knox County Nebraska (3)
-
Morrill County Nebraska (4)
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Perkins County Nebraska (1)
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Scotts Bluff County Nebraska (4)
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Sioux County Nebraska (3)
-
Webster County Nebraska (1)
-
-
Nemaha Ridge (2)
-
Nevada
-
Nye County Nevada (1)
-
-
New Mexico
-
Colfax County New Mexico (4)
-
Datil-Mogollon volcanic field (1)
-
Dona Ana County New Mexico (1)
-
Harding County New Mexico (1)
-
Jemez Lineament (4)
-
Jornada del Muerto (1)
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Lea County New Mexico (3)
-
Mora County New Mexico (1)
-
Otero County New Mexico (2)
-
Roosevelt County New Mexico (1)
-
San Juan County New Mexico (2)
-
San Miguel County New Mexico (1)
-
Sierra County New Mexico (1)
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Socorro County New Mexico
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Socorro New Mexico (1)
-
-
Union County New Mexico (1)
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North Dakota
-
Bowman County North Dakota (2)
-
Burke County North Dakota (1)
-
Kidder County North Dakota (1)
-
McHenry County North Dakota (3)
-
McKenzie County North Dakota (4)
-
Mercer County North Dakota (1)
-
Oliver County North Dakota (1)
-
Pierce County North Dakota (1)
-
Renville County North Dakota (1)
-
Richland County North Dakota (1)
-
Rolette County North Dakota (1)
-
Slope County North Dakota (2)
-
Stark County North Dakota (1)
-
Towner County North Dakota (1)
-
Ward County North Dakota (3)
-
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Ogallala Aquifer (3)
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Oklahoma
-
Caddo County Oklahoma (4)
-
Comanche County Oklahoma (2)
-
Grady County Oklahoma (4)
-
Logan County Oklahoma (1)
-
Payne County Oklahoma (1)
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Wichita Uplift (1)
-
-
Oregon (2)
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Ouachita Mountains (1)
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Palo Duro Basin (2)
-
Paradox Basin (1)
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Pecos River (3)
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Pecos River valley (1)
-
Powder River basin (8)
-
Sevier orogenic belt (1)
-
South Dakota
-
Badlands National Park (3)
-
Butte County South Dakota (1)
-
Custer County South Dakota (1)
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Fall River County South Dakota (1)
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Grant County South Dakota (1)
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Harding County South Dakota (1)
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Meade County South Dakota (1)
-
Pennington County South Dakota (3)
-
Roberts County South Dakota (1)
-
-
Southwestern U.S. (4)
-
Tennessee (1)
-
Texas
-
Amarillo Uplift (1)
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Andrews County Texas (1)
-
Bailey County Texas (1)
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Baylor County Texas (2)
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Borden County Texas (1)
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Brazos River (1)
-
Briscoe County Texas (1)
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Brown County Texas (1)
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Cochran County Texas (2)
-
Comal County Texas (1)
-
Crosby County Texas (2)
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Dalhart Basin (1)
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Dallam County Texas (1)
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Dawson County Texas (1)
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Deaf Smith County Texas (2)
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Ector County Texas
-
Odessa Craters (1)
-
Odessa Texas (1)
-
-
Edwards Aquifer (2)
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Edwards Plateau (1)
-
Floyd County Texas (1)
-
Gaines County Texas (1)
-
Garza County Texas (1)
-
Glasscock County Texas (1)
-
Hall County Texas (1)
-
Hartley County Texas (1)
-
Hemphill County Texas (1)
-
Hockley County Texas (1)
-
Howard County Texas (1)
-
Lamb County Texas (1)
-
Llano Uplift (1)
-
Lubbock County Texas
-
Lubbock Lake (2)
-
-
Lynn County Texas (3)
-
Martin County Texas (2)
-
Midland Basin (2)
-
Midland County Texas (1)
-
Motley County Texas (1)
-
Pecos County Texas (2)
-
Potter County Texas
-
Amarillo Texas (1)
-
-
Reagan County Texas (1)
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Rita Blanca Lake (1)
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San Jacinto County Texas (1)
-
Swisher County Texas (1)
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Terry County Texas (2)
-
Texas Panhandle (3)
-
Upton County Texas (1)
-
Val Verde County Texas (1)
-
Ward County Texas (1)
-
West Texas (16)
-
Winkler County Texas (3)
-
-
U. S. Rocky Mountains
-
Medicine Bow Mountains (1)
-
Uinta Mountains (1)
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Wet Mountains (1)
-
-
Uinta Basin (1)
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Utah (4)
-
Washakie Basin (1)
-
Washington (1)
-
West Virginia (1)
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Western U.S. (10)
-
Wisconsin (3)
-
Wyoming
-
Campbell County Wyoming (1)
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Converse County Wyoming (2)
-
Crook County Wyoming (1)
-
Goshen County Wyoming (3)
-
Hanna Basin (1)
-
Johnson County Wyoming (1)
-
Laramie County Wyoming (4)
-
Niobrara County Wyoming (3)
-
-
Wyoming Province (2)
-
-
Walnut Creek (1)
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White River (1)
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White Sands (1)
-
-
commodities
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brines (2)
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energy sources (12)
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evaporite deposits (1)
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metal ores
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lead-zinc deposits (1)
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uranium ores (1)
-
-
mineral deposits, genesis (3)
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mineral exploration (3)
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oil and gas fields (11)
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petroleum
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natural gas (23)
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water resources (1)
-
-
elements, isotopes
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carbon
-
C-13/C-12 (21)
-
C-14 (26)
-
organic carbon (3)
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chemical ratios (1)
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halogens
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bromine
-
bromide ion (1)
-
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chlorine
-
chloride ion (3)
-
-
-
hydrogen
-
D/H (3)
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deuterium (2)
-
-
isotope ratios (24)
-
isotopes
-
radioactive isotopes
-
Be-10 (1)
-
C-14 (26)
-
Pb-210 (1)
-
-
stable isotopes
-
C-13/C-12 (21)
-
D/H (3)
-
deuterium (2)
-
Nd-144/Nd-143 (2)
-
Ne-21 (1)
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O-18/O-16 (11)
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S-34/S-32 (1)
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Sr-87/Sr-86 (3)
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-
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metals
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actinides
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uranium (2)
-
-
alkali metals
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sodium (1)
-
-
alkaline earth metals
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beryllium
-
Be-10 (1)
-
-
calcium (2)
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magnesium (1)
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strontium
-
Sr-87/Sr-86 (3)
-
-
-
gold (1)
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iron (1)
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lead
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Pb-210 (1)
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-
nickel (1)
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platinum group
-
iridium (3)
-
platinum (1)
-
-
rare earths
-
neodymium
-
Nd-144/Nd-143 (2)
-
-
-
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noble gases
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neon
-
Ne-21 (1)
-
-
-
oxygen
-
O-18/O-16 (11)
-
-
sulfur
-
S-34/S-32 (1)
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-
-
fossils
-
burrows (6)
-
Chordata
-
Vertebrata
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Pisces
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Osteichthyes
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Actinopterygii
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Chondrostei (1)
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-
-
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Tetrapoda
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Amniota (1)
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Amphibia
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Labyrinthodontia
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Temnospondyli (1)
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-
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Aves (1)
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Mammalia
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Multituberculata (4)
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Theria
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Eutheria
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Artiodactyla
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Ruminantia
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Bovidae
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Bison
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Bison occidentalis (1)
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-
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Cervidae
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Cervus (1)
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Tylopoda
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Camelidae (2)
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-
-
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Carnivora
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Fissipeda
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Canidae (1)
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-
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Chiroptera (2)
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Insectivora (1)
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Lagomorpha (1)
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Perissodactyla
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Ceratomorpha
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Rhinocerotidae
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Rhinoceros (1)
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-
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Hippomorpha
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Equidae
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Hipparion (1)
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-
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Primates
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Hominidae
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Homo
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Homo sapiens (1)
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-
-
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Rodentia
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Myomorpha
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Eomyidae (1)
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Sciuromorpha
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Sciuridae (1)
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-
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Ungulata (2)
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-
-
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Reptilia
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Anapsida
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Cotylosauria
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Captorhinomorpha
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Captorhinidae (1)
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-
-
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Diapsida
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Archosauria
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dinosaurs
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Ornithischia
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Ceratopsia
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Ceratopsidae
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Triceratops (1)
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-
-
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Saurischia
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Theropoda
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Carnosauria (1)
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Coelurosauria
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Tyrannosauridae
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Tyrannosaurus (1)
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-
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-
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Lepidosauria
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Squamata
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Lacertilia
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Mosasauridae (1)
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-
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Synapsida (1)
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-
-
-
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coprolites (3)
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ichnofossils
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Rhizocorallium (1)
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Invertebrata
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Arthropoda
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Mandibulata
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Crustacea
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Branchiopoda (1)
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Malacostraca (3)
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Ostracoda
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Podocopida
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Cypridocopina
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Cyprididae
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Candona (1)
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-
-
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-
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Insecta
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Pterygota
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Neoptera
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Endopterygota
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Coleoptera (1)
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Hymenoptera (1)
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Trichoptera (1)
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-
-
-
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Trilobitomorpha
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Trilobita (1)
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-
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Brachiopoda
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Articulata
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Rhynchonellida (1)
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-
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Bryozoa (1)
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Cnidaria
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Anthozoa (1)
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Echinodermata
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Asterozoa
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Stelleroidea
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Asteroidea (1)
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Crinozoa
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Crinoidea (4)
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Echinozoa
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Echinoidea (1)
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-
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Mollusca
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Bivalvia
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Heterodonta
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Rudistae (1)
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Ostreoidea
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Ostreidae
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Ostrea (1)
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-
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Cephalopoda
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Ammonoidea
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Scaphites (1)
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Nautiloidea
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Nautilus (1)
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-
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Gastropoda
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Pulmonata (1)
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Protista
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Foraminifera
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Rotaliina
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Globigerinacea (1)
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Radiolaria (1)
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microfossils
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Conodonta (1)
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problematic microfossils (1)
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palynomorphs
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megaspores (1)
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miospores
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pollen (7)
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Plantae
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algae
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diatoms (2)
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Spermatophyta
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Angiospermae
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Monocotyledoneae
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Gramineae (3)
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Gymnospermae
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Coniferales (1)
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problematic fossils
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problematic microfossils (1)
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thallophytes (1)
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trails (2)
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geochronology methods
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Ar/Ar (1)
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exposure age (1)
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fission-track dating (3)
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optical mineralogy (1)
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optically stimulated luminescence (5)
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paleomagnetism (8)
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Pb/Pb (1)
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Rb/Sr (1)
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tephrochronology (2)
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thermochronology (1)
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thermoluminescence (1)
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U/Pb (4)
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geologic age
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Cenozoic
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Blancan (2)
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middle Cenozoic (1)
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Quaternary
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Clovis (2)
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Holocene
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lower Holocene (2)
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Medieval Warm Period (2)
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middle Holocene (5)
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Neoglacial (2)
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upper Holocene (8)
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lower Quaternary (1)
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Pleistocene
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Blackwater Draw Formation (7)
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Champlain Sea (1)
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Irvingtonian (3)
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Lake Agassiz (4)
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Lake Algonquin (1)
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lower Pleistocene (2)
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Matuyama Chron (1)
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Peoria Loess (4)
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upper Pleistocene
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Lake Iroquois (1)
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Weichselian
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upper Weichselian
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Allerod (2)
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Bolling (2)
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Younger Dryas (3)
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-
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Wisconsinan
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upper Wisconsinan (4)
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-
-
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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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Arikaree Group (6)
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Catahoula Formation (2)
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lower Tertiary (3)
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Neogene
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Bidahochi Formation (2)
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Hemphillian (6)
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Miocene
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Ash Hollow Formation (5)
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Barstovian (3)
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Clarendonian (5)
-
Fleming Formation (1)
-
lower Miocene (2)
-
Pebas Formation (1)
-
upper Miocene (6)
-
Valentine Formation (2)
-
-
Ogallala Formation (16)
-
Pliocene
-
upper Pliocene
-
Rexroad Formation (1)
-
-
-
-
Paleogene
-
Chadron Formation (2)
-
Eocene
-
Golden Valley Formation (1)
-
lower Eocene
-
Wasatchian (1)
-
-
middle Eocene
-
Aycross Formation (1)
-
Santee Limestone (1)
-
-
upper Eocene
-
Chadronian (2)
-
-
-
Oligocene
-
Brule Formation (2)
-
Frio Formation (1)
-
lower Oligocene (2)
-
upper Oligocene (2)
-
-
Paleocene
-
lower Paleocene
-
Danian (1)
-
K-T boundary (8)
-
Puercan (3)
-
Torrejonian (2)
-
-
Ludlow Member (3)
-
Tongue River Member (3)
-
Tullock Member (5)
-
upper Paleocene
-
Clarkforkian (1)
-
Tiffanian (1)
-
-
-
Wasatch Formation (1)
-
White River Group (10)
-
-
-
upper Cenozoic (6)
-
-
Laurentide ice sheet (6)
-
Mesozoic
-
Cretaceous
-
Comanchean
-
Washita Group (1)
-
-
Dakota Formation (2)
-
Graneros Shale (1)
-
Lower Cretaceous
-
Albian (3)
-
Cheyenne Sandstone (1)
-
Fall River Formation (1)
-
Kiowa Formation (1)
-
Mannville Group (1)
-
Mowry Shale (2)
-
Muddy Sandstone (1)
-
Skull Creek Shale (1)
-
-
Middle Cretaceous (1)
-
Upper Cretaceous
-
Bearpaw Formation (1)
-
Belle Fourche Shale (2)
-
Belly River Formation (1)
-
Campanian
-
upper Campanian (1)
-
-
Carlile Shale (4)
-
Cenomanian (1)
-
Eagle Sandstone (3)
-
Fox Hills Formation (2)
-
Fruitland Formation (1)
-
Gammon Ferruginous Member (1)
-
Greenhorn Limestone (4)
-
Hell Creek Formation (12)
-
Horseshoe Canyon Formation (1)
-
Judith River Formation (4)
-
Kirtland Shale (3)
-
K-T boundary (8)
-
Lewis Shale (1)
-
Maestrichtian (4)
-
Milk River Formation (1)
-
Montana Group (3)
-
Niobrara Formation (6)
-
Ojo Alamo Sandstone (3)
-
Pierre Shale (13)
-
Senonian (6)
-
Sharon Springs Member (2)
-
Smoky Hill Chalk Member (1)
-
Turonian
-
middle Turonian (1)
-
-
-
-
Jurassic
-
Upper Jurassic
-
Oxfordian (1)
-
Swift Formation (1)
-
-
-
Triassic
-
Moenkopi Formation (1)
-
Upper Triassic
-
Chinle Formation (2)
-
Dockum Group (2)
-
Shinarump Member (1)
-
-
-
-
Paleozoic
-
Cambrian
-
Upper Cambrian
-
Galesville Sandstone (1)
-
Lamotte Sandstone (1)
-
Wonewoc Formation (1)
-
-
-
Carboniferous
-
Big Snowy Group (2)
-
Mississippian
-
Charles Formation (2)
-
Madison Group (2)
-
Mission Canyon Limestone (2)
-
Upper Mississippian
-
Chesterian (1)
-
-
-
Pennsylvanian
-
Lower Pennsylvanian
-
Morrowan (1)
-
-
Middle Pennsylvanian
-
Desmoinesian
-
Cherokee Group (1)
-
-
-
Upper Pennsylvanian
-
Holder Formation (1)
-
Missourian
-
Lansing Group (1)
-
-
Virgilian (1)
-
-
-
-
Deadwood Formation (1)
-
Devonian
-
Middle Devonian
-
Prairie Evaporite (1)
-
-
Upper Devonian
-
Duperow Formation (2)
-
Frasnian (1)
-
-
-
Laborcita Formation (1)
-
New Albany Shale (1)
-
Ordovician
-
Lower Ordovician (1)
-
Middle Ordovician
-
Simpson Group (1)
-
Winnipeg Formation (3)
-
-
Upper Ordovician
-
Red River Formation (1)
-
-
Viola Limestone (1)
-
-
Permian
-
Guadalupian
-
Capitan Formation (2)
-
Delaware Mountain Group (1)
-
Queen Formation (1)
-
Roadian (1)
-
Seven Rivers Formation (1)
-
Tansill Formation (2)
-
-
Lower Permian
-
Cisuralian
-
Kungurian (1)
-
-
Leonardian
-
Bone Spring Limestone (1)
-
Clear Fork Group (1)
-
-
Wolfcampian (1)
-
-
Lyons Sandstone (1)
-
Middle Permian (1)
-
Stone Corral Formation (1)
-
Upper Permian (1)
-
Wellington Formation (2)
-
Yates Formation (1)
-
-
Sauk Sequence (1)
-
upper Paleozoic
-
Antrim Shale (1)
-
Bakken Formation (2)
-
-
-
Precambrian
-
Archean (4)
-
upper Precambrian
-
Proterozoic
-
Mesoproterozoic (1)
-
Paleoproterozoic (3)
-
-
-
-
-
igneous rocks
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igneous rocks
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plutonic rocks
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granites
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A-type granites (1)
-
-
-
volcanic rocks
-
basalts (1)
-
glasses
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volcanic glass (2)
-
-
pyroclastics
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tuff (1)
-
-
-
-
volcanic ash (2)
-
-
metamorphic rocks
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metamorphic rocks
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metasedimentary rocks (1)
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-
-
-
minerals
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minerals (1)
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oxides
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phosphates
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apatite (2)
-
-
silicates
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chain silicates
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amphibole group (1)
-
-
framework silicates
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feldspar group
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alkali feldspar
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K-feldspar (1)
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sanidine (1)
-
-
plagioclase (1)
-
-
silica minerals
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opal
-
opal-CT (1)
-
-
quartz (4)
-
-
zeolite group
-
clinoptilolite (1)
-
-
-
orthosilicates
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nesosilicates
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zircon group
-
zircon (2)
-
-
-
-
sheet silicates
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clay minerals
-
kaolinite (3)
-
montmorillonite (1)
-
smectite (6)
-
-
illite (3)
-
mica group
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biotite (1)
-
-
-
-
sulfates
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anhydrite (2)
-
gypsum (2)
-
mirabilite (1)
-
-
sulfides
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pyrite (1)
-
-
-
Primary terms
-
absolute age (31)
-
Africa
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Southern Africa
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South Africa (1)
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West Africa
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Niger (1)
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Arctic region
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Asia
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Far East
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Atlantic Ocean
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atmosphere (2)
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bibliography (4)
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Canada
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Manitoba
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-
-
Saskatchewan
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La Ronge Domain (1)
-
Wollaston Lake Belt (1)
-
-
-
-
carbon
-
C-13/C-12 (21)
-
C-14 (26)
-
organic carbon (3)
-
-
Caribbean region (1)
-
catalogs (2)
-
Cenozoic
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Blancan (2)
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middle Cenozoic (1)
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Quaternary
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Clovis (2)
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Holocene
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lower Holocene (2)
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Medieval Warm Period (2)
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middle Holocene (5)
-
Neoglacial (2)
-
upper Holocene (8)
-
-
lower Quaternary (1)
-
Pleistocene
-
Blackwater Draw Formation (7)
-
Champlain Sea (1)
-
Irvingtonian (3)
-
Lake Agassiz (4)
-
Lake Algonquin (1)
-
lower Pleistocene (2)
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Matuyama Chron (1)
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Peoria Loess (4)
-
upper Pleistocene
-
Lake Iroquois (1)
-
Weichselian
-
upper Weichselian
-
Allerod (2)
-
Bolling (2)
-
Younger Dryas (3)
-
-
-
Wisconsinan
-
upper Wisconsinan (4)
-
-
-
-
upper Quaternary
-
Brunhes Chron (1)
-
-
-
Tertiary
-
Arikaree Group (6)
-
Catahoula Formation (2)
-
lower Tertiary (3)
-
Neogene
-
Bidahochi Formation (2)
-
Hemphillian (6)
-
Miocene
-
Ash Hollow Formation (5)
-
Barstovian (3)
-
Clarendonian (5)
-
Fleming Formation (1)
-
lower Miocene (2)
-
Pebas Formation (1)
-
upper Miocene (6)
-
Valentine Formation (2)
-
-
Ogallala Formation (16)
-
Pliocene
-
upper Pliocene
-
Rexroad Formation (1)
-
-
-
-
Paleogene
-
Chadron Formation (2)
-
Eocene
-
Golden Valley Formation (1)
-
lower Eocene
-
Wasatchian (1)
-
-
middle Eocene
-
Aycross Formation (1)
-
Santee Limestone (1)
-
-
upper Eocene
-
Chadronian (2)
-
-
-
Oligocene
-
Brule Formation (2)
-
Frio Formation (1)
-
lower Oligocene (2)
-
upper Oligocene (2)
-
-
Paleocene
-
lower Paleocene
-
Danian (1)
-
K-T boundary (8)
-
Puercan (3)
-
Torrejonian (2)
-
-
Ludlow Member (3)
-
Tongue River Member (3)
-
Tullock Member (5)
-
upper Paleocene
-
Clarkforkian (1)
-
Tiffanian (1)
-
-
-
Wasatch Formation (1)
-
White River Group (10)
-
-
-
upper Cenozoic (6)
-
-
Chordata
-
Vertebrata
-
Pisces
-
Osteichthyes
-
Actinopterygii
-
Chondrostei (1)
-
-
-
-
Tetrapoda
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Amniota (1)
-
Amphibia
-
Labyrinthodontia
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Temnospondyli (1)
-
-
-
Aves (1)
-
Mammalia
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Multituberculata (4)
-
Theria
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Eutheria
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Artiodactyla
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Ruminantia
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Bovidae
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Bison
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Bison occidentalis (1)
-
-
-
Cervidae
-
Cervus (1)
-
-
Tylopoda
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Camelidae (2)
-
-
-
-
Carnivora
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Fissipeda
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Canidae (1)
-
-
-
Chiroptera (2)
-
Insectivora (1)
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Lagomorpha (1)
-
Perissodactyla
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Ceratomorpha
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Rhinocerotidae
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Rhinoceros (1)
-
-
-
Hippomorpha
-
Equidae
-
Hipparion (1)
-
-
-
-
Primates
-
Hominidae
-
Homo
-
Homo sapiens (1)
-
-
-
-
Rodentia
-
Myomorpha
-
Eomyidae (1)
-
-
Sciuromorpha
-
Sciuridae (1)
-
-
-
Ungulata (2)
-
-
-
-
Reptilia
-
Anapsida
-
Cotylosauria
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Captorhinomorpha
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Captorhinidae (1)
-
-
-
-
Diapsida
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Archosauria
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dinosaurs
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Ornithischia
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Ceratopsia
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Ceratopsidae
-
Triceratops (1)
-
-
-
-
Saurischia
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Theropoda
-
Carnosauria (1)
-
Coelurosauria
-
Tyrannosauridae
-
Tyrannosaurus (1)
-
-
-
-
-
-
-
Lepidosauria
-
Squamata
-
Lacertilia
-
Mosasauridae (1)
-
-
-
-
-
Synapsida (1)
-
-
-
-
-
clay mineralogy (7)
-
climate change (25)
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conservation (3)
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continental drift (1)
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coprolites (3)
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crust (21)
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Europe
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evaporite deposits (1)
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ground water (22)
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hydrogen
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D/H (3)
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deuterium (2)
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hydrology (20)
-
ichnofossils
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Rhizocorallium (1)
-
-
igneous rocks
-
plutonic rocks
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granites
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A-type granites (1)
-
-
-
volcanic rocks
-
basalts (1)
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glasses
-
volcanic glass (2)
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-
pyroclastics
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tuff (1)
-
-
-
-
inclusions
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fluid inclusions (2)
-
-
intrusions (3)
-
Invertebrata
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Arthropoda
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Mandibulata
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Crustacea
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Branchiopoda (1)
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Malacostraca (3)
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Ostracoda
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Podocopida
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Cypridocopina
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Cyprididae
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Candona (1)
-
-
-
-
-
-
Insecta
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Pterygota
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Neoptera
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Endopterygota
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Coleoptera (1)
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Hymenoptera (1)
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Trichoptera (1)
-
-
-
-
-
-
Trilobitomorpha
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Trilobita (1)
-
-
-
Brachiopoda
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Articulata
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Rhynchonellida (1)
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-
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Bryozoa (1)
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Cnidaria
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Anthozoa (1)
-
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Echinodermata
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Asterozoa
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Crinozoa
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Crinoidea (4)
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Echinozoa
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Echinoidea (1)
-
-
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Mollusca
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Bivalvia
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Heterodonta
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Rudistae (1)
-
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Ostreoidea
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Ostreidae
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Ostrea (1)
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-
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Cephalopoda
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Ammonoidea
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Scaphites (1)
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Nautiloidea
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Nautilus (1)
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-
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Gastropoda
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Pulmonata (1)
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Protista
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Foraminifera
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Rotaliina
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Globigerinacea (1)
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Radiolaria (1)
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isostasy (7)
-
isotopes
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C-14 (26)
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Pb-210 (1)
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stable isotopes
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C-13/C-12 (21)
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D/H (3)
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deuterium (2)
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Nd-144/Nd-143 (2)
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Ne-21 (1)
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O-18/O-16 (11)
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S-34/S-32 (1)
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Sr-87/Sr-86 (3)
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land subsidence (2)
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land use (3)
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lineation (1)
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mantle (6)
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maps (20)
-
Mesozoic
-
Cretaceous
-
Comanchean
-
Washita Group (1)
-
-
Dakota Formation (2)
-
Graneros Shale (1)
-
Lower Cretaceous
-
Albian (3)
-
Cheyenne Sandstone (1)
-
Fall River Formation (1)
-
Kiowa Formation (1)
-
Mannville Group (1)
-
Mowry Shale (2)
-
Muddy Sandstone (1)
-
Skull Creek Shale (1)
-
-
Middle Cretaceous (1)
-
Upper Cretaceous
-
Bearpaw Formation (1)
-
Belle Fourche Shale (2)
-
Belly River Formation (1)
-
Campanian
-
upper Campanian (1)
-
-
Carlile Shale (4)
-
Cenomanian (1)
-
Eagle Sandstone (3)
-
Fox Hills Formation (2)
-
Fruitland Formation (1)
-
Gammon Ferruginous Member (1)
-
Greenhorn Limestone (4)
-
Hell Creek Formation (12)
-
Horseshoe Canyon Formation (1)
-
Judith River Formation (4)
-
Kirtland Shale (3)
-
K-T boundary (8)
-
Lewis Shale (1)
-
Maestrichtian (4)
-
Milk River Formation (1)
-
Montana Group (3)
-
Niobrara Formation (6)
-
Ojo Alamo Sandstone (3)
-
Pierre Shale (13)
-
Senonian (6)
-
Sharon Springs Member (2)
-
Smoky Hill Chalk Member (1)
-
Turonian
-
middle Turonian (1)
-
-
-
-
Jurassic
-
Upper Jurassic
-
Oxfordian (1)
-
Swift Formation (1)
-
-
-
Triassic
-
Moenkopi Formation (1)
-
Upper Triassic
-
Chinle Formation (2)
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Dockum Group (2)
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Shinarump Member (1)
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-
-
metal ores
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Sr-87/Sr-86 (3)
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gold (1)
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rare earths
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Nd-144/Nd-143 (2)
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metamorphic rocks
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North America
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Western Interior Seaway (5)
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Williston Basin (20)
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O-18/O-16 (11)
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Pacific Ocean
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paleontology (44)
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Paleozoic
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Cambrian
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Upper Cambrian
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Galesville Sandstone (1)
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Wonewoc Formation (1)
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Carboniferous
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Pennsylvanian
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Upper Pennsylvanian
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Devonian
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Ordovician
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Upper Ordovician
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Permian
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Queen Formation (1)
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Lower Permian
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Leonardian
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Stone Corral Formation (1)
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Sauk Sequence (1)
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upper Paleozoic
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Antrim Shale (1)
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palynomorphs
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Plantae
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Spermatophyta
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Angiospermae
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plate tectonics (7)
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Precambrian
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upper Precambrian
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Proterozoic
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problematic fossils
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reefs (1)
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sedimentary rocks
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coal
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soils
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South America
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Brazil
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stratigraphy (43)
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sulfur
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United States
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Arizona
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Colorado
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Idaho
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Illinois
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Iowa
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Kansas
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Montana
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Nebraska
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Nevada
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New Mexico
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