| link
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From
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To
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Geolocation
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Author - title
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Year
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|---|---|---|---|---|---|
| details | Late Lochkovian | Pragian | Bolivia | Grahn,Y. Devonian chitinozoan biozones of Western Gondwana. | 2005 |
| details | Early Lochkovian | Middle Lochkovian | Brazil(Amazonas) | Grahn,Y. Devonian chitinozoan biozones of Western Gondwana. | 2005 |
| details | Late Lochkovian | Pragian | Bolivia | Grahn,Y. Devonian chitinozoan biozones of Western Gondwana. | 2005 |
| details | Late Lochkovian | Argentina(Salta) | Grahn,Y. Devonian chitinozoan biozones of Western Gondwana. | 2005 |