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Acritarchs
1
COMPRESSION FOSSILS
1
Carbon isotopes
1
DOUSHANTUO FORMATION
1
EAST GREENLAND
1
ISOTOPIC COMPOSITION
LIULAOBEI FORMATION
1
NORTHWESTERN CANADA
1
Neoproterozoic
1
North China
1
PROTEROZOIC SUCCESSIONS
1
Sulfur isotopes
1
U-PB AGES
1
Vase-shaped microfossils
1
XIAMALING FORMATION
1
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