Chitinozoa tipo 25 Lang.,1967
- Citations total:
- 2
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| original | Early Llandoverian | Frasnian | Brazil(Amazonas) | Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. | 1967 |
| details | Nd | Nd | Grahn,Y. et al. Middle and Upper Devonian Chitinozoan biostratigraphy of the Parana Basin in Brazil and Paraguay. | 2002 |