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Middle Kinderhookian |
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Illinois |
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1969 |
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Early Permian |
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USSR(Urals) |
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Precambriam |
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India |
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1974 |
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Cambrian |
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India |
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1974 |
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Early Famennian |
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Germany(Rhineland) |
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1975 |
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Ypresian |
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Belgium |
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1975 |
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Late Triassic |
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India(Uttar Pradesh) |
Nautiyal,A.C. Microplanktons of Tethys Himalaya |
1977 |
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Triassic |
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Poland |
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1979 |
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Late Muschelkalk |
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Poland |
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1986 |
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Late Carboniferous |
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Argentina(San Juan) |
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1991 |
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Late Proterozoic |
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India(Uttar Pradesh) |
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1994 |
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Late Proterozoic |
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India(Madhya Pradesh) |
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1994 |