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all geography including DSDP/ODP Sites and Legs
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North America
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Rocky Mountains
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U. S. Rocky Mountains
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Medicine Bow Mountains (1)
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United States
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Colorado (1)
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Montana (2)
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North Dakota (1)
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South Dakota (1)
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U. S. Rocky Mountains
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Medicine Bow Mountains (1)
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Wyoming (2)
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fossils
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Chordata
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Vertebrata
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Tetrapoda
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Reptilia
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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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Plantae (1)
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geologic age
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Cenozoic
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Tertiary
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Paleogene
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Paleocene
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Ludlow Member (1)
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Tullock Member (1)
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Mesozoic
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Cretaceous
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Upper Cretaceous
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Hell Creek Formation (1)
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Lance Formation (1)
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Laramie Formation (1)
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Paleozoic
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Cambrian
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Upper Cambrian (1)
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Devonian (1)
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Primary terms
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Cenozoic
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Tertiary
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Paleogene
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Paleocene
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Ludlow Member (1)
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Tullock Member (1)
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-
-
-
-
Chordata
-
Vertebrata
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Tetrapoda
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Reptilia
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Diapsida
-
Archosauria
-
dinosaurs
-
Ornithischia
-
Ceratopsia
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Ceratopsidae
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Triceratops (1)
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-
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maps (1)
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Mesozoic
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Cretaceous
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Upper Cretaceous
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Hell Creek Formation (1)
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Lance Formation (1)
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Laramie Formation (1)
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-
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North America
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Rocky Mountains
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U. S. Rocky Mountains
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Medicine Bow Mountains (1)
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-
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paleobotany (2)
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paleontology (2)
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Paleozoic
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Cambrian
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Upper Cambrian (1)
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Devonian (1)
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Plantae (1)
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stratigraphy (2)
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United States
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Colorado (1)
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Montana (2)
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North Dakota (1)
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South Dakota (1)
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U. S. Rocky Mountains
-
Medicine Bow Mountains (1)
-
-
Wyoming (2)
-
-
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rock formations
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Fort Union Formation (1)
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Journal Article
Upper Cambrian formations in southern Montana
Publisher: Geological Society of America
Published: 01 April 1940
GSA Bulletin (1940) 51 (4): 541–556.
Journal Article
Relationship between floras of type Lance and Fort Union formations
Publisher: Geological Society of America
Published: 01 February 1940
GSA Bulletin (1940) 51 (2): 213–235.
Journal Article
Lower Devonian flora from Beartooth Butte, Wyoming
Publisher: Geological Society of America
Published: 30 June 1934
GSA Bulletin (1934) 45 (3): 425–440.