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Francisco Amaro Mourgues,Luc G. Bulot,Camille Frau
Pág. 213 - 236
Ammonites of the genus Santafecites Etayo-Serna and subgenus Olcostephanus (Viluceras) Aguirre-Urreta and Rawson are described for the first time from Chile. The succession of Olcostephaninae from the Chañarcillo Basin of northern Chile is described in t...
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