MONOGRAPTUS PRIODON (BRONN) (GRAPTOLITHINA) EN LA FORMACION LA CHILCA, PRECORDILLERA DE SAN JUAN, ARGENTINA

Sara C. Kerlleñevich, Alfredo Cuerda

Abstract


An assemblage of graptolites composed of Monograptus priodon (Bronn) and Monograptus sp., has been found in the upper beds of the La Chilca Formation, Talacasto region, eastern slope of the Precordillera of San Juan. The first-mentioned graptolite is described here and the Fossil-bearing beds are assigned to the Late Llandoverian-Early Wenlockian.

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