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all geography including DSDP/ODP Sites and Legs
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Echinodermata
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Triassic-Jurassic boundary (2)
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Paleozoic
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Cambrian
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Upper Mississippian
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Namurian (5)
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Devonian
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Middle Devonian
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Old Red Sandstone (24)
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Downtonian (5)
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lower Paleozoic (14)
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Ordovician
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Meguma Group (4)
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Upper Ordovician
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Permian
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Silurian
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Llandovery
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Wenlock
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Upper Silurian
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Pridoli (6)
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Tensleep Sandstone (1)
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Phanerozoic (3)
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Rhenohercynian (1)
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prehnite (1)
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framework silicates
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barium feldspar
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plagioclase
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nepheline group
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zeolite group
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orthosilicates
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zircon group
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sheet silicates
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sulfates
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Primary terms
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Western Canada
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carbon
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Caribbean region
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Cenozoic
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Quaternary
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Pleistocene
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upper Pleistocene
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Tertiary
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Neogene
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Capistrano Formation (1)
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Miocene
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Paleogene
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Central America
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chemical analysis (1)
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Chordata
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Pisces
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Tetrapoda
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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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Bovidae (1)
-
-
-
-
-
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Reptilia
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Synapsida
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Therapsida
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Cynodontia (1)
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Thelodonti (2)
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clay mineralogy (18)
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Graptolithina
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inclusions
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intrusions (28)
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Invertebrata
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Inarticulata
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Echinodermata
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isotopes
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