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Biostratigraphy
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Geology
Geosciences
Multidisciplinary
2
Paleontology
2
Stratigraphy
Yangtze Platform
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Animal Embryos
1
Boundary
1
Classification
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Cloudina
1
Conodonts
1
Doushantuo Formation
1
Evolution
1
Excursion Gice
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Formation Middle Ordovician
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Geography
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Graptolites
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Index Fossil
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Lesser Himalaya
1
Lower Cambrian
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New-brunswick
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North-central Newfoundland
1
Palaeontology
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Physical
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Physical Geography
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Scania
1
Small Shelly Fossils
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South China
1
Southern Sweden
1
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