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Selected Middle Ordovician key conodont species from the Santa Gertrudis Formation (Salta, Argentina): an approach to its biostratigraphical significance
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- Journal:
- Geological Magazine / Volume 155 / Issue 4 / May 2018
- Published online by Cambridge University Press:
- 15 December 2016, pp. 878-892
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High resolution trilobite stratigraphy of the Lower–Middle Ordovician Öland Series of Baltoscandia
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- Journal:
- Geological Magazine / Volume 150 / Issue 3 / May 2013
- Published online by Cambridge University Press:
- 10 December 2012, pp. 509-518
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