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→Pokus o tabulku
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| colspan="3" | '''silur''' ''silur''
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| rowspan="
| rowspan="10" | upper ordovician
| style="border-bottom:double;" | hirnantian
| '''idavere''' || || ||
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| rowspan="
| rowspan="6" style="border-bottom:double;" | darriwilian
| '''uhaku''' || || || ||
| '''aseri''' || || || ||
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| rowspan="
| rowspan="2" | '''kunda'''
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| rowspan="
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| rowspan="
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| rowspan="3" style="border-bottom:double;" | dapingian▼
| || ||
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▲| style="border-bottom:double;" | dapingian
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