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Author - title
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Year
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| details | Late Tremadocian | Early Arenigian | Argentina(Salta) | Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) | 2002 |
| details | Tremadocian | Arenigian | Argentina(La Rioja) | Rubinstein,C.V. Ordovician acritarchs from northwestern Argentina: new insights into the biostratigraphy and paleonvironmental aspects of the Central Andean Basin and Famatina. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) | 2003 |