Browsing by Author "98d68cb6-fb86-4438-9f77-a2d2c5e6cee9"
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Early-Middle Ordovician graptolites from the Argentine Puna: quantitative paleobiogeographic analysis based on a systematic revision
Lo Valvo, Gerardo A.; Herrera Sánchez, Nexxys C.; Toro, Blanca A. (2020-07)The updated taxonomic revision of the Early–Middle Ordovician graptolites from the eastern Argentine Puna allows describing Sigmagraptus praecursor, Baltograptus extremus, B. geometricus, B. vacillans, Cymatograptus pr ...