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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
North Africa
-
Algeria (1)
-
-
Southern Africa
-
South Africa (1)
-
-
-
Antarctica
-
Antarctic ice sheet (1)
-
-
Arctic region
-
Greenland
-
East Greenland (1)
-
-
-
Asia
-
Far East
-
China
-
Huang He (1)
-
-
Laos (1)
-
-
Indian Peninsula
-
India (1)
-
-
-
Atlantic Ocean
-
North Atlantic
-
Blake Plateau
-
Blake Nose (1)
-
-
Gulf of Maine (1)
-
-
-
Australasia
-
Australia
-
Western Australia (1)
-
-
-
Black Hills (1)
-
Canada
-
Eastern Canada
-
Maritime Provinces
-
Nova Scotia (1)
-
-
-
Western Canada
-
Saskatchewan (6)
-
-
-
Caribbean region (1)
-
Central America
-
Belize (1)
-
-
Columbia River basin (1)
-
Commonwealth of Independent States
-
Russian Federation (2)
-
-
East Pacific Ocean Islands
-
Hawaii
-
Honolulu County Hawaii
-
Oahu (1)
-
-
-
-
Europe
-
Southern Europe
-
Iberian Peninsula
-
Portugal
-
Algarve (1)
-
-
Spain
-
Ebro Basin (1)
-
-
-
Italy (1)
-
-
Western Europe
-
Scandinavia
-
Norway (1)
-
-
United Kingdom
-
Great Britain
-
England
-
Isle of Wight England (1)
-
Lancashire England (1)
-
-
-
-
-
-
Front Range (3)
-
Mexico
-
Mexico state (1)
-
-
North America
-
Appalachians (3)
-
Canadian Shield
-
Superior Province (1)
-
-
Dakota Aquifer (1)
-
Great Lakes
-
Lake Superior (1)
-
-
Great Plains
-
Northern Great Plains (6)
-
Southern Great Plains (2)
-
-
Gulf Coastal Plain (1)
-
Keweenawan Rift (2)
-
Lake Superior region (1)
-
Michigan Basin (1)
-
Missouri River basin (2)
-
North American Cordillera (1)
-
Pedregosa Basin (1)
-
Rio Grande Depression (1)
-
Rocky Mountains
-
Central Rocky Mountains (1)
-
Northern Rocky Mountains (1)
-
Southern Rocky Mountains (1)
-
U. S. Rocky Mountains
-
Medicine Bow Mountains (1)
-
-
-
Western Interior
-
Western Interior Seaway (7)
-
-
Williston Basin (4)
-
-
Oceania
-
Polynesia
-
Hawaii
-
Honolulu County Hawaii
-
Oahu (1)
-
-
-
-
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific (1)
-
-
North Pacific
-
Northeast Pacific (1)
-
-
-
Platte River (10)
-
Platte River basin (2)
-
Raton Basin (1)
-
Sand Hills (8)
-
Sand Wash Basin (1)
-
Silo Field (1)
-
South America
-
Brazil
-
Amazonas Brazil (1)
-
-
-
United States
-
Alaska (1)
-
Anadarko Basin (1)
-
Arizona (2)
-
Arkansas (2)
-
Arkansas River valley (2)
-
Atlantic Coastal Plain (1)
-
California (3)
-
Cambridge Arch (5)
-
Chadron Arch (3)
-
Chesapeake Bay (1)
-
Colorado
-
Denver County Colorado
-
Denver Colorado (1)
-
-
Fremont County Colorado
-
Canon City Colorado (1)
-
-
Logan County Colorado (1)
-
Mesa County Colorado (1)
-
Piceance Basin (1)
-
Washington County Colorado (1)
-
Wattenberg Field (1)
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Yuma County Colorado (3)
-
-
Colorado Lineament (2)
-
Delaware Basin (2)
-
Denver Basin (38)
-
Florida (2)
-
Forest City Basin (4)
-
Hawaii
-
Honolulu County Hawaii
-
Oahu (1)
-
-
-
High Plains Aquifer (4)
-
Idaho (4)
-
Illinois (2)
-
Indiana (1)
-
Iowa
-
Adair County Iowa (1)
-
Calhoun County Iowa (1)
-
Dallas County Iowa (1)
-
Madison County Iowa (1)
-
Manson impact structure (2)
-
Mills County Iowa (1)
-
Plymouth County Iowa (1)
-
Pocahontas County Iowa (1)
-
Pottawattamie County Iowa (2)
-
Webster County Iowa (1)
-
Woodbury County Iowa (2)
-
-
Kansas
-
Chautauqua County Kansas (1)
-
Clark County Kansas (2)
-
Ellis County Kansas (4)
-
Graham County Kansas (1)
-
Greenwood County Kansas (1)
-
Kansas River (1)
-
Logan County Kansas (1)
-
Meade County Kansas (1)
-
Montgomery County Kansas (1)
-
Norton County Kansas (1)
-
Phillips County Kansas (1)
-
Scott County Kansas (1)
-
Shawnee County Kansas (1)
-
Sherman County Kansas (1)
-
Wilson County Kansas (1)
-
-
Little Missouri River basin (1)
-
Louisiana (1)
-
Maine (1)
-
Maryland
-
Calvert County Maryland (1)
-
Charles County Maryland (1)
-
Patuxent River (1)
-
Saint Mary's County Maryland (1)
-
-
Michigan (2)
-
Midcontinent (37)
-
Midwest (14)
-
Minnesota (13)
-
Mississippi (1)
-
Mississippi River (1)
-
Mississippi Valley
-
Upper Mississippi Valley (3)
-
-
Missouri
-
Andrew County Missouri (2)
-
-
Missouri River (5)
-
Missouri River valley (2)
-
Montana
-
Beaverhead County Montana (1)
-
-
Nebraska
-
Antelope County Nebraska (5)
-
Banner County Nebraska (10)
-
Box Butte County Nebraska (4)
-
Boyd County Nebraska (2)
-
Brown County Nebraska (7)
-
Buffalo County Nebraska (1)
-
Cass County Nebraska (7)
-
Cedar County Nebraska (2)
-
Cherry County Nebraska (10)
-
Cheyenne County Nebraska (7)
-
Clay County Nebraska (1)
-
Dakota County Nebraska (2)
-
Dawes County Nebraska (12)
-
Dawson County Nebraska (2)
-
Deuel County Nebraska (1)
-
Dixon County Nebraska (2)
-
Douglas County Nebraska (1)
-
Frontier County Nebraska (2)
-
Garden County Nebraska (10)
-
Garfield County Nebraska (1)
-
Greeley County Nebraska (1)
-
Hall County Nebraska (1)
-
Hamilton County Nebraska (1)
-
Harlan County Nebraska (1)
-
Hitchcock County Nebraska (5)
-
Holt County Nebraska (3)
-
Hooker County Nebraska (1)
-
Jefferson County Nebraska (3)
-
Keith County Nebraska (3)
-
Keya Paha County Nebraska (2)
-
Kimball County Nebraska (7)
-
Knox County Nebraska (10)
-
Lancaster County Nebraska (5)
-
Loup County Nebraska (3)
-
Morrill County Nebraska (12)
-
Perkins County Nebraska (1)
-
Red Willow County Nebraska (4)
-
Richardson County Nebraska (1)
-
Sarpy County Nebraska (6)
-
Saunders County Nebraska (2)
-
Scotts Bluff County Nebraska (4)
-
Sheridan County Nebraska (3)
-
Sioux County Nebraska (24)
-
Thomas County Nebraska (1)
-
Valley County Nebraska (1)
-
Washington County Nebraska (1)
-
Webster County Nebraska (1)
-
-
Nemaha Ridge (3)
-
Nevada (1)
-
New Mexico (10)
-
North Dakota
-
Billings County North Dakota (1)
-
Williams County North Dakota (1)
-
-
Ogallala Aquifer (1)
-
Ohio (2)
-
Oklahoma
-
Garfield County Oklahoma (1)
-
Okfuskee County Oklahoma (1)
-
-
Oregon
-
Wheeler County Oregon (1)
-
-
Orogrande Basin (1)
-
Ouachita Mountains (1)
-
Ozark Mountains (1)
-
Paradox Basin (1)
-
Pennsylvania
-
Schuylkill County Pennsylvania (1)
-
-
Potomac River (1)
-
Powder River basin (2)
-
Sevier orogenic belt (1)
-
South Dakota
-
Bennett County South Dakota (1)
-
Brule County South Dakota (1)
-
Buffalo County South Dakota (1)
-
Charles Mix County South Dakota (1)
-
Clay County South Dakota (1)
-
Davison County South Dakota (1)
-
Gregory County South Dakota (3)
-
Hughes County South Dakota (1)
-
Lake County South Dakota (1)
-
Lyman County South Dakota (1)
-
Pennington County South Dakota (1)
-
Shannon County South Dakota (3)
-
Todd County South Dakota (1)
-
Tripp County South Dakota (1)
-
Union County South Dakota (2)
-
Yankton County South Dakota (2)
-
-
South Platte River valley (1)
-
Southwestern U.S. (1)
-
Texas
-
Amarillo Uplift (1)
-
Cochran County Texas (1)
-
Crosby County Texas (1)
-
Hemphill County Texas (1)
-
San Jacinto County Texas (2)
-
Stephens County Texas (1)
-
West Texas (1)
-
Wise County Texas (1)
-
-
U. S. Rocky Mountains
-
Medicine Bow Mountains (1)
-
-
Utah (11)
-
Virginia
-
Westmoreland County Virginia (1)
-
-
Washington (2)
-
West Virginia (1)
-
Western U.S. (4)
-
Wisconsin (11)
-
Wyoming
-
Carbon County Wyoming (1)
-
Converse County Wyoming (1)
-
Fremont County Wyoming (3)
-
Goshen County Wyoming (3)
-
Laramie Basin (1)
-
Laramie County Wyoming (3)
-
Natrona County Wyoming (2)
-
Sweetwater County Wyoming (1)
-
Teton County Wyoming (1)
-
-
-
White River (2)
-
-
commodities
-
bitumens (1)
-
brines (1)
-
construction materials
-
building stone (1)
-
-
energy sources (16)
-
metal ores
-
niobium ores (1)
-
rare earth deposits (1)
-
titanium ores (1)
-
-
mineral deposits, genesis (1)
-
mineral exploration (3)
-
oil and gas fields (21)
-
petroleum
-
natural gas (34)
-
shale oil (1)
-
-
water resources (1)
-
-
elements, isotopes
-
carbon
-
C-13/C-12 (14)
-
C-14 (7)
-
organic carbon (1)
-
-
halogens
-
chlorine
-
chloride ion (3)
-
-
fluorine
-
fluoride ion (1)
-
-
-
hydrogen
-
D/H (1)
-
deuterium (1)
-
-
isotope ratios (12)
-
isotopes
-
radioactive isotopes
-
Be-10 (1)
-
C-14 (7)
-
-
stable isotopes
-
C-13/C-12 (14)
-
D/H (1)
-
deuterium (1)
-
Ne-21 (1)
-
O-18/O-16 (8)
-
Sr-87/Sr-86 (1)
-
-
-
metals
-
actinides
-
uranium (1)
-
-
alkali metals
-
sodium (2)
-
-
alkaline earth metals
-
beryllium
-
Be-10 (1)
-
-
strontium
-
Sr-87/Sr-86 (1)
-
-
-
-
noble gases
-
neon
-
Ne-21 (1)
-
-
-
oxygen
-
O-18/O-16 (8)
-
-
-
fossils
-
burrows (7)
-
Chordata
-
Vertebrata
-
Pisces
-
Osteichthyes
-
Actinopterygii
-
Chondrostei
-
Palaeonisciformes (1)
-
-
-
-
-
Tetrapoda
-
Amphibia
-
Lissamphibia (1)
-
-
Aves
-
Neornithes
-
Neognathae
-
Galliformes (1)
-
-
-
-
Mammalia
-
Theria
-
Eutheria
-
Artiodactyla
-
Ruminantia
-
Tylopoda
-
Camelidae (3)
-
-
-
Suiformes (1)
-
-
Carnivora
-
Fissipeda
-
Canidae (1)
-
Mustelidae (2)
-
-
-
Chiroptera (2)
-
Insectivora (1)
-
Lagomorpha (2)
-
Perissodactyla
-
Ceratomorpha
-
Rhinocerotidae
-
Rhinoceros (2)
-
-
-
Hippomorpha
-
Equidae
-
Equus (4)
-
Hipparion (1)
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-
-
-
Proboscidea
-
Elephantoidea
-
Elephantidae
-
Mammuthus (2)
-
-
-
-
Rodentia
-
Castoridae (3)
-
Myomorpha
-
Cricetidae (1)
-
Eomyidae (2)
-
-
Sciuromorpha
-
Sciuridae (2)
-
-
-
Ungulata (2)
-
-
Metatheria
-
Marsupialia
-
Polyprotodontia
-
Didelphidae (1)
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-
-
-
-
-
Reptilia
-
Diapsida
-
Archosauria
-
dinosaurs (1)
-
-
Lepidosauria (1)
-
-
Synapsida
-
Therapsida
-
Dicynodontia (1)
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-
-
-
-
-
-
coprolites (3)
-
fossil man (1)
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Graptolithina (1)
-
ichnofossils (7)
-
Invertebrata
-
Arthropoda
-
Chelicerata
-
Merostomata
-
Eurypterida (1)
-
-
-
Mandibulata
-
Crustacea
-
Ostracoda (2)
-
-
-
Trilobitomorpha
-
Trilobita
-
Ptychopariida (1)
-
-
-
-
Brachiopoda (6)
-
Bryozoa (1)
-
Cnidaria
-
Anthozoa (2)
-
-
Echinodermata
-
Crinozoa
-
Crinoidea (3)
-
-
-
Mollusca
-
Bivalvia (1)
-
Cephalopoda
-
Ammonoidea (3)
-
Coleoidea (1)
-
-
Gastropoda
-
Pulmonata (1)
-
-
-
Protista
-
Foraminifera
-
Fusulinina
-
Fusulinidae
-
Triticites (1)
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-
-
-
Radiolaria (1)
-
Thecamoeba (1)
-
-
-
microfossils
-
Conodonta
-
Gnathodus (1)
-
Gondolella (1)
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Idiognathodus (1)
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Streptognathodus (2)
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-
Fusulinina
-
Fusulinidae
-
Triticites (1)
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-
-
-
palynomorphs
-
miospores (2)
-
-
Plantae
-
algae
-
Coccolithophoraceae (1)
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diatoms (2)
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nannofossils (2)
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-
Pteridophyta
-
Sphenopsida
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Equisetales (1)
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-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae (1)
-
Monocotyledoneae
-
Cyperaceae (1)
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Gramineae (5)
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-
-
-
-
thallophytes (1)
-
tracks (2)
-
-
geochronology methods
-
Ar/Ar (2)
-
exposure age (1)
-
K/Ar (1)
-
optically stimulated luminescence (4)
-
paleomagnetism (9)
-
Rb/Sr (1)
-
tephrochronology (1)
-
U/Pb (5)
-
-
geologic age
-
Cenozoic
-
Blancan (1)
-
middle Cenozoic (1)
-
Quaternary
-
Holocene
-
lower Holocene (1)
-
Medieval Warm Period (1)
-
Middle Ages (1)
-
upper Holocene (1)
-
-
Pleistocene
-
Aftonian (1)
-
Bishop Tuff (1)
-
Illinoian (1)
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Irvingtonian (1)
-
Loveland Loess (1)
-
lower Pleistocene (1)
-
Matuyama Chron (1)
-
middle Pleistocene (1)
-
Pearlette Volcanic Ash (1)
-
Peoria Loess (3)
-
upper Pleistocene
-
Sangamonian (1)
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Wisconsinan
-
upper Wisconsinan (1)
-
-
-
-
upper Quaternary
-
Brunhes Chron (1)
-
-
-
Tertiary
-
Arikaree Group (15)
-
Arikareean (5)
-
Cypress Hills Formation (1)
-
lower Tertiary (1)
-
middle Tertiary (1)
-
Neogene
-
Hemphillian (6)
-
Miocene
-
Ash Hollow Formation (11)
-
Astoria Formation (1)
-
Barstovian (13)
-
Calvert Formation (1)
-
Clarendonian (6)
-
Fleming Formation (2)
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lower Miocene
-
Hemingfordian (6)
-
-
middle Miocene
-
Choptank Formation (1)
-
-
Saint Marys Formation (1)
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upper Miocene (11)
-
Valentine Formation (11)
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Wood Mountain Formation (1)
-
-
Ogallala Formation (19)
-
Pliocene
-
lower Pliocene (3)
-
upper Pliocene
-
Rexroad Formation (1)
-
-
-
-
Paleogene
-
Chadron Formation (6)
-
Eocene
-
middle Eocene
-
Aycross Formation (1)
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Bartonian (1)
-
Santee Limestone (1)
-
-
upper Eocene
-
Chadronian (6)
-
-
-
Oligocene
-
Brule Formation (17)
-
Fish Canyon Tuff (1)
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lower Oligocene (9)
-
-
Paleocene
-
lower Paleocene
-
K-T boundary (1)
-
-
-
Renova Formation (1)
-
White River Group (15)
-
-
-
upper Cenozoic
-
Chesapeake Group (1)
-
-
-
Laurentide ice sheet (2)
-
Mesozoic
-
Cretaceous
-
Dakota Formation (16)
-
Graneros Shale (1)
-
Lower Cretaceous
-
Albian
-
upper Albian (2)
-
-
Cheyenne Sandstone (1)
-
Kiowa Formation (2)
-
Mowry Shale (1)
-
Muddy Sandstone (2)
-
-
Middle Cretaceous (2)
-
Upper Cretaceous
-
Campanian
-
lower Campanian (1)
-
-
Carlile Shale (2)
-
Castlegate Sandstone (1)
-
Cenomanian (5)
-
Codell Sandstone Member (1)
-
Fort Hays Limestone Member (1)
-
Greenhorn Limestone (1)
-
K-T boundary (1)
-
Maestrichtian (1)
-
Niobrara Formation (8)
-
Pierre Shale (9)
-
Senonian (2)
-
Sharon Springs Member (1)
-
Smoky Hill Chalk Member (2)
-
Turonian
-
upper Turonian (1)
-
-
-
-
Jurassic
-
Posidonia Shale (1)
-
-
Kayenta Formation (3)
-
Triassic
-
Lower Triassic
-
Permian-Triassic boundary (1)
-
-
-
-
Paleozoic
-
Cambrian
-
Upper Cambrian
-
Galesville Sandstone (1)
-
Wonewoc Formation (1)
-
-
-
Carboniferous
-
Mississippian
-
Barnett Shale (1)
-
Charles Formation (1)
-
Madison Group (2)
-
Upper Mississippian
-
Chesterian (1)
-
Mauch Chunk Formation (1)
-
-
-
Pennsylvanian
-
Hermosa Group (1)
-
Lower Pennsylvanian
-
Morrowan (1)
-
-
Middle Pennsylvanian
-
Atokan (1)
-
Desmoinesian
-
Cherokee Group (1)
-
Wewoka Formation (1)
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-
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Cisco Group (1)
-
Kasimovian (2)
-
Missourian
-
Kansas City Group (7)
-
Lansing Group (10)
-
Plattsburg Limestone (1)
-
Stanton Formation (3)
-
Wann Formation (1)
-
-
Virgilian
-
Douglas Group (2)
-
Lawrence Formation (1)
-
Lecompton Limestone (1)
-
Plattsmouth Limestone Member (4)
-
Shawnee Group (2)
-
Wabaunsee Group (2)
-
-
-
-
Upper Carboniferous (2)
-
-
Devonian
-
Upper Devonian
-
Famennian (1)
-
Frasnian (1)
-
Lime Creek Formation (1)
-
-
-
lower Paleozoic (1)
-
Minnelusa Formation (3)
-
Ordovician
-
Middle Ordovician
-
Platteville Formation (1)
-
Simpson Group (1)
-
-
-
Permian
-
Chase Group (1)
-
Cottonwood Limestone (1)
-
Council Grove Group (3)
-
Eskridge Shale (1)
-
Guadalupian (1)
-
Hughes Creek Shale (1)
-
Lower Permian
-
Cisuralian
-
Asselian (1)
-
-
Leonardian (1)
-
Wolfcampian (5)
-
-
Lyons Sandstone (5)
-
Middle Permian (1)
-
Phosphoria Formation (1)
-
Rustler Formation (1)
-
Upper Permian
-
Permian-Triassic boundary (1)
-
Salado Formation (1)
-
-
-
Sauk Sequence (1)
-
Silurian (3)
-
upper Paleozoic
-
Admire Group (3)
-
-
-
Phanerozoic (2)
-
Precambrian
-
Nonesuch Shale (1)
-
upper Precambrian
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Proterozoic
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Keweenawan (1)
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Mesoproterozoic (1)
-
Oronto Group (1)
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Paleoproterozoic (2)
-
-
-
-
-
igneous rocks
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igneous rocks
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plutonic rocks
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granites (3)
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volcanic rocks
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glasses
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volcanic glass (1)
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pyroclastics
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tuff (4)
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volcanic ash (6)
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metamorphic rocks
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metamorphic rocks
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marbles (1)
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metasedimentary rocks (1)
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quartzites (1)
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-
-
meteorites
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meteorites
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stony meteorites
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achondrites
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aubrite
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Norton County Meteorite (1)
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-
-
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-
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minerals
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carbonates
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calcite (4)
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rutile (1)
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phosphates
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apatite (1)
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silicates
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chain silicates
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amphibole group
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clinoamphibole
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hornblende (1)
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-
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pyroxene group
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orthopyroxene
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enstatite (1)
-
-
-
-
framework silicates
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feldspar group
-
alkali feldspar
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K-feldspar (1)
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sanidine (2)
-
-
plagioclase (1)
-
-
silica minerals
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chalcedony (1)
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opal
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opal-CT (1)
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-
quartz (3)
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zeolite group
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clinoptilolite (1)
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-
-
orthosilicates
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nesosilicates
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zircon group
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zircon (4)
-
-
-
-
sheet silicates
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chlorite group
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chlorite (1)
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clay minerals
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smectite (4)
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illite (1)
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sulfates
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anhydrite (2)
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sulfides (1)
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-
Primary terms
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absolute age (15)
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Africa
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North Africa
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Southern Africa
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Antarctica
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Asia
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Far East
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atmosphere (1)
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carbon
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C-13/C-12 (14)
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Caribbean region (1)
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Cenozoic
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Quaternary
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Pleistocene
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Aftonian (1)
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Loveland Loess (1)
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lower Pleistocene (1)
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Matuyama Chron (1)
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Pearlette Volcanic Ash (1)
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Peoria Loess (3)
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upper Pleistocene
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Sangamonian (1)
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Wisconsinan
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upper Wisconsinan (1)
-
-
-
-
upper Quaternary
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Brunhes Chron (1)
-
-
-
Tertiary
-
Arikaree Group (15)
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Arikareean (5)
-
Cypress Hills Formation (1)
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lower Tertiary (1)
-
middle Tertiary (1)
-
Neogene
-
Hemphillian (6)
-
Miocene
-
Ash Hollow Formation (11)
-
Astoria Formation (1)
-
Barstovian (13)
-
Calvert Formation (1)
-
Clarendonian (6)
-
Fleming Formation (2)
-
lower Miocene
-
Hemingfordian (6)
-
-
middle Miocene
-
Choptank Formation (1)
-
-
Saint Marys Formation (1)
-
upper Miocene (11)
-
Valentine Formation (11)
-
Wood Mountain Formation (1)
-
-
Ogallala Formation (19)
-
Pliocene
-
lower Pliocene (3)
-
upper Pliocene
-
Rexroad Formation (1)
-
-
-
-
Paleogene
-
Chadron Formation (6)
-
Eocene
-
middle Eocene
-
Aycross Formation (1)
-
Bartonian (1)
-
Santee Limestone (1)
-
-
upper Eocene
-
Chadronian (6)
-
-
-
Oligocene
-
Brule Formation (17)
-
Fish Canyon Tuff (1)
-
lower Oligocene (9)
-
-
Paleocene
-
lower Paleocene
-
K-T boundary (1)
-
-
-
Renova Formation (1)
-
White River Group (15)
-
-
-
upper Cenozoic
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Chesapeake Group (1)
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-
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Central America
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Belize (1)
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-
chemical analysis (2)
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Chordata
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Vertebrata
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Pisces
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Osteichthyes
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Actinopterygii
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Chondrostei
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Palaeonisciformes (1)
-
-
-
-
-
Tetrapoda
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Amphibia
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Lissamphibia (1)
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Aves
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Neornithes
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Neognathae
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Galliformes (1)
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-
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Mammalia
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Theria
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Eutheria
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Artiodactyla
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Ruminantia
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Tylopoda
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Camelidae (3)
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Suiformes (1)
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Carnivora
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Fissipeda
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Canidae (1)
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Mustelidae (2)
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Chiroptera (2)
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Insectivora (1)
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Lagomorpha (2)
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Perissodactyla
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Ceratomorpha
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Hippomorpha
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Equidae
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Equus (4)
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Hipparion (1)
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Proboscidea
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Elephantoidea
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Elephantidae
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Mammuthus (2)
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-
-
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Rodentia
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Castoridae (3)
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Myomorpha
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Cricetidae (1)
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Eomyidae (2)
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Sciuromorpha
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Sciuridae (2)
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-
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Ungulata (2)
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Metatheria
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Marsupialia
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Polyprotodontia
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Didelphidae (1)
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-
-
-
-
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Reptilia
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Diapsida
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Archosauria
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dinosaurs (1)
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Lepidosauria (1)
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-
Synapsida
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Therapsida
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Dicynodontia (1)
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clay mineralogy (5)
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climate change (12)
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conservation (1)
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construction materials
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continental drift (1)
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East Pacific Ocean Islands
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economic geology (60)
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Europe
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Spain
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Italy (1)
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faults (12)
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geochemistry (17)
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Graptolithina (1)
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hydrology (8)
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ichnofossils (7)
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igneous rocks
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plutonic rocks
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granites (3)
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-
volcanic rocks
-
glasses
-
volcanic glass (1)
-
-
pyroclastics
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tuff (4)
-
-
-
-
Integrated Ocean Drilling Program
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Expeditions 320/321
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Expedition 320
-
IODP Site U1333 (1)
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-
-
-
intrusions (2)
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Invertebrata
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Arthropoda
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Chelicerata
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Merostomata
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Eurypterida (1)
-
-
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Mandibulata
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Crustacea
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Ostracoda (2)
-
-
-
Trilobitomorpha
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Trilobita
-
Ptychopariida (1)
-
-
-
-
Brachiopoda (6)
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Bryozoa (1)
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Cnidaria
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Anthozoa (2)
-
-
Echinodermata
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Crinozoa
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Crinoidea (3)
-
-
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Mollusca
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Bivalvia (1)
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Cephalopoda
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Ammonoidea (3)
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Coleoidea (1)
-
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Gastropoda
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Pulmonata (1)
-
-
-
Protista
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Foraminifera
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Fusulinina
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Fusulinidae
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Triticites (1)
-
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Radiolaria (1)
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Thecamoeba (1)
-
-
-
isotopes
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radioactive isotopes
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Be-10 (1)
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C-14 (7)
-
-
stable isotopes
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C-13/C-12 (14)
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D/H (1)
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deuterium (1)
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Ne-21 (1)
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O-18/O-16 (8)
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Sr-87/Sr-86 (1)
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-
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lineation (1)
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mantle (1)
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maps (4)
-
Mesozoic
-
Cretaceous
-
Dakota Formation (16)
-
Graneros Shale (1)
-
Lower Cretaceous
-
Albian
-
upper Albian (2)
-
-
Cheyenne Sandstone (1)
-
Kiowa Formation (2)
-
Mowry Shale (1)
-
Muddy Sandstone (2)
-
-
Middle Cretaceous (2)
-
Upper Cretaceous
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Campanian
-
lower Campanian (1)
-
-
Carlile Shale (2)
-
Castlegate Sandstone (1)
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Cenomanian (5)
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Codell Sandstone Member (1)
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Fort Hays Limestone Member (1)
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Greenhorn Limestone (1)
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K-T boundary (1)
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Maestrichtian (1)
-
Niobrara Formation (8)
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Pierre Shale (9)
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Senonian (2)
-
Sharon Springs Member (1)
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Smoky Hill Chalk Member (2)
-
Turonian
-
upper Turonian (1)
-
-
-
-
Jurassic
-
Posidonia Shale (1)
-
-
Kayenta Formation (3)
-
Triassic
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Lower Triassic
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Permian-Triassic boundary (1)
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-
-
-
metal ores
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niobium ores (1)
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titanium ores (1)
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metals
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sodium (2)
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alkaline earth metals
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beryllium
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Be-10 (1)
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strontium
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Sr-87/Sr-86 (1)
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metamorphic rocks
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metasedimentary rocks (1)
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metamorphism (1)
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meteorites
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stony meteorites
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aubrite
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Norton County Meteorite (1)
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Mexico
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neon
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Ne-21 (1)
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North America
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Canadian Shield
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Superior Province (1)
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Dakota Aquifer (1)
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Great Lakes
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Great Plains
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Medicine Bow Mountains (1)
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Western Interior
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Western Interior Seaway (7)
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Williston Basin (4)
-
-
Ocean Drilling Program
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Leg 171B
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ODP Site 1052 (1)
-
-
-
Oceania
-
Polynesia
-
Hawaii
-
Honolulu County Hawaii
-
Oahu (1)
-
-
-
-
-
oil and gas fields (21)
-
oxygen
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O-18/O-16 (8)
-
-
Pacific Ocean
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East Pacific
-
Northeast Pacific (1)
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North Pacific
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Northeast Pacific (1)
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-
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paleobotany (5)
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paleoclimatology (34)
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paleoecology (33)
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paleogeography (19)
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paleomagnetism (9)
-
paleontology (69)
-
Paleozoic
-
Cambrian
-
Upper Cambrian
-
Galesville Sandstone (1)
-
Wonewoc Formation (1)
-
-
-
Carboniferous
-
Mississippian
-
Barnett Shale (1)
-
Charles Formation (1)
-
Madison Group (2)
-
Upper Mississippian
-
Chesterian (1)
-
Mauch Chunk Formation (1)
-
-
-
Pennsylvanian
-
Hermosa Group (1)
-
Lower Pennsylvanian
-
Morrowan (1)
-
-
Middle Pennsylvanian
-
Atokan (1)
-
Desmoinesian
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Cherokee Group (1)
-
Wewoka Formation (1)
-
-
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Cisco Group (1)
-
Kasimovian (2)
-
Missourian
-
Kansas City Group (7)
-
Lansing Group (10)
-
Plattsburg Limestone (1)
-
Stanton Formation (3)
-
Wann Formation (1)
-
-
Virgilian
-
Douglas Group (2)
-
Lawrence Formation (1)
-
Lecompton Limestone (1)
-
Plattsmouth Limestone Member (4)
-
Shawnee Group (2)
-
Wabaunsee Group (2)
-
-
-
-
Upper Carboniferous (2)
-
-
Devonian
-
Upper Devonian
-
Famennian (1)
-
Frasnian (1)
-
Lime Creek Formation (1)
-
-
-
lower Paleozoic (1)
-
Minnelusa Formation (3)
-
Ordovician
-
Middle Ordovician
-
Platteville Formation (1)
-
Simpson Group (1)
-
-
-
Permian
-
Chase Group (1)
-
Cottonwood Limestone (1)
-
Council Grove Group (3)
-
Eskridge Shale (1)
-
Guadalupian (1)
-
Hughes Creek Shale (1)
-
Lower Permian
-
Cisuralian
-
Asselian (1)
-
-
Leonardian (1)
-
Wolfcampian (5)
-
-
Lyons Sandstone (5)
-
Middle Permian (1)
-
Phosphoria Formation (1)
-
Rustler Formation (1)
-
Upper Permian
-
Permian-Triassic boundary (1)
-
Salado Formation (1)
-
-
-
Sauk Sequence (1)
-
Silurian (3)
-
upper Paleozoic
-
Admire Group (3)
-
-
-
palynomorphs
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miospores (2)
-
-
petroleum
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natural gas (34)
-
shale oil (1)
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-
Phanerozoic (2)
-
Plantae
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algae
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Coccolithophoraceae (1)
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diatoms (2)
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nannofossils (2)
-
-
Pteridophyta
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Sphenopsida
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Equisetales (1)
-
-
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Spermatophyta
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Angiospermae
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Dicotyledoneae (1)
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Monocotyledoneae
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Cyperaceae (1)
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Gramineae (5)
-
-
-
-
-
plate tectonics (1)
-
pollution (10)
-
Precambrian
-
Nonesuch Shale (1)
-
upper Precambrian
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Proterozoic
-
Keweenawan (1)
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Mesoproterozoic (1)
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Oronto Group (1)
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Paleoproterozoic (2)
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-
-
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reefs (2)
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remote sensing (5)
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reservoirs (2)
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rock mechanics (2)
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sea-level changes (19)
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sedimentary petrology (22)
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sedimentary rocks
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carbonate rocks
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beachrock (1)
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chalk (3)
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dolostone (1)
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grainstone (1)
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limestone
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calcarenite (1)
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oolitic limestone (1)
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packstone (1)
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wackestone (1)
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chemically precipitated rocks
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chert (1)
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evaporites
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salt (1)
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-
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clastic rocks
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bentonite (1)
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black shale (5)
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conglomerate (6)
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marl (3)
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mudstone (6)
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red beds (1)
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sandstone (20)
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shale (10)
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siltstone (6)
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coal (2)
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oil shale (1)
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sedimentary structures
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bedding plane irregularities
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biogenic structures
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current markings (1)
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soft sediment deformation
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sedimentation (48)
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peat (2)
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seismology (8)
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soils
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Mollisols (2)
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South America
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Brazil
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Amazonas Brazil (1)
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spectroscopy (2)
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Nebraska
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Journal Article
Impact of natural fractures on hydraulic fracture propagation in Denver-Julesburg Basin: Insights from a decade of research Available to Purchase
Journal: The Leading Edge
Publisher: Society of Exploration Geophysicists
Published: 01 December 2024
The Leading Edge (2024) 43 (12): 806–814.
Journal Article
Long-term risk assessment of subsurface carbon storage: analogues, workflows and quantification Open Access
Journal: Geoenergy
Publisher: Geological Society of London
Published: 22 May 2024
Geoenergy (2024) 2 (1): geoenergy2024-014.
Journal Article
Locating an old well in eastern Nebraska with a low-cost drone-based magnetic surveying system Available to Purchase
Journal: The Leading Edge
Publisher: Society of Exploration Geophysicists
Published: 01 December 2023
The Leading Edge (2023) 42 (12): 824–827.
Journal Article
Osteology and neuroanatomy of a phasianid (Aves: Galliformes) from the Miocene of Nebraska Free
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 January 2023
Journal of Paleontology (2023) 97 (1): 223–242.
Journal Article
Quantitative relationships between river and channel-belt planform patterns Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 13 June 2022
Geology (2022) 50 (9): 1053–1057.
Journal Article
THE IMPORTANCE OF THE MUSEUM IN ANTEBELLUM U.S. WESTERN TERRITORIAL EXPLORATION: PART 2. THE ROLES OF HAYDEN AND MEEK IN A PARADIGM SHIFT IN GEOLOGIC AND PALEONTOLOGIC STUDIES Available to Purchase
Journal: Earth Sciences History
Publisher: History of Earth Sciences Society
Published: 01 October 2021
Earth Sciences History (2021) 40 (2): 365–408.
Journal Article
Quantifying Late Pennsylvanian Multivariate Morphological Change in the Fusulinid Genus Triticites from the Central and Southwestern United States Available to Purchase
Journal: Journal of Foraminiferal Research
Published: 22 September 2021
Journal of Foraminiferal Research (2021) 51 (3): 165–181.
Includes: Supplemental Content
Journal Article
Sequence stratigraphy of the Niobrara Formation: Implications for age-constraining tectonic events and stratigraphic complexities in the Denver-Julesburg Basin, United States Available to Purchase
Journal: AAPG Bulletin
Publisher: American Association of Petroleum Geologists
Published: 01 July 2021
AAPG Bulletin (2021) 105 (7): 1293–1328.
Journal Article
The ups and downs of the Missouri River from Pleistocene to present: Impact of climatic change and forebulge migration on river profiles, river course, and valley fill complexity Open Access
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 29 March 2021
GSA Bulletin (2021) 133 (11-12): 2661–2683.
Journal Article
Pattern evolution and interactions in subaqueous dune fields: North Loup River, Nebraska, U.S.A. Available to Purchase
Jasmine Mason, Benjamin T. Cardenas, Mackenzie D. Day, Max Daniller-Varghese, Sarah C. Brothers, Gary Kocurek, David Mohrig
Journal: Journal of Sedimentary Research
Publisher: SEPM Society for Sedimentary Geology
Published: 12 February 2021
Journal of Sedimentary Research (2020) 90 (12): 1734–1746.
Includes: Supplemental Content
Journal Article
The names don’t matter but the numbers do: searching for stability in Carboniferous brachiopod paleocommunities from the North American Midcontinent Open Access
Journal: Paleobiology
Publisher: Paleontological Society
Published: 01 January 2021
Paleobiology (2021) 47 (1): 68–85.
Journal Article
The case of the braided river that meandered: Bar assemblages as a mechanism for meandering along the pervasively braided Missouri River, USA Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 07 December 2020
GSA Bulletin (2021) 133 (7-8): 1505–1530.
Journal Article
Reservoir characterization and static earth model for potential carbon dioxide storage in Upper Pennsylvanian cyclothems, Nebraska, United States Available to Purchase
Journal: Environmental Geosciences
Publisher: American Association of Petroleum Geologists
Published: 15 June 2020
Environmental Geosciences (2020) 27 (2): 67–86.
Journal Article
Late Quaternary landscape evolution and bioclimatic change in the central Great Plains, USA Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 10 April 2020
GSA Bulletin (2020) 132 (11-12): 2553–2571.
Journal Article
Genesis of giant, bouldery bars in a Miocene gravel-bed river: Insights from outcrop sedimentology, UAS-SfM photogrammetry, and GPR Available to Purchase
Journal: Journal of Sedimentary Research
Publisher: SEPM Society for Sedimentary Geology
Published: 22 January 2020
Journal of Sedimentary Research (2020) 90 (1): 27–47.
Journal Article
Late Paleogene emergence of a North American loess plateau Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 03 January 2020
Geology (2020) 48 (3): 273–277.
Journal Article
Factors controlling source and reservoir characteristics in the Niobrara shale oil system, Denver Basin Available to Purchase
Journal: AAPG Bulletin
Publisher: American Association of Petroleum Geologists
Published: 15 September 2019
AAPG Bulletin (2019) 103 (9): 2045–2072.
Journal Article
Interpretation of storage and retrieval major-ion chemistry, with emphasis on significant sulfate and sodium concentrations in the White River watershed, northwestern Nebraska, United States Available to Purchase
Journal: Environmental Geosciences
Publisher: American Association of Petroleum Geologists
Published: 15 June 2019
Environmental Geosciences (2019) 26 (2): 51–71.
Journal Article
Accuracy and precision of the late Eocene–early Oligocene geomagnetic polarity time scale Available to Purchase
Diana Sahy, Joe Hiess, Anne U. Fischer, Daniel J. Condon, Dennis O. Terry, Jr., Hemmo A. Abels, Silja K. Hüsing, Klaudia F. Kuiper
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 13 June 2019
GSA Bulletin (2020) 132 (1-2): 373–388.
Journal Article
Detrital cosmogenic 21 Ne records decoupling of source-to-sink signals by sediment storage and recycling in Miocene to present rivers of the Great Plains, Nebraska, USA Available to Purchase
Journal: Geology
Publisher: Geological Society of America
Published: 16 November 2018
Geology (2019) 47 (1): 3–6.
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Nebraska
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Adams County Nebraska
Antelope County Nebraska
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