Fig. 3


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Chronostratigraphic chart of the Tithonian– early Valanginian in the southern and central Neuquén Basin (Modified after Spalletti et al., 2000). Huncal Member from Leanza et al. (2003). Time scale after Gradstein et al. (2012). Ammonite biozones from Leanza and Zeiss (1994), Riccardi (2008), Aguirre-Urreta et al. (2011).

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