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Author - title
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details | Artinskian | India(Bihar) | Tiwari,R.S. Palynological succession in the Barakar type area. | 1973 | |
details | Artinskian | Late Permian | India | Vijaya et al. Morpho-evolutionary biohorizon stratigraphy and cladistics in saccate pollen through Gondwana sequences of India. | 1992 |
details | Artinskian | Early Scythian | India | Venkatachala,B.S. et al. Diversification of spore-pollen "Character States" in the Indian Permian | 1995 |