SPIRIFERIDOS DEVONICOS DE ARGENTINA 1. AMBOCOELIA Y KOZLOWSKIELLINA

Regina Levy, Francisco E. Nullo

Abstract


The spiriferids described in this paper, are mentioned for the first time- in the marine Devonian Faunas of Argentina. They belongs to the faunistic association of Precordillera. A new species of Kozlowskiellina is considered, and also many specimens of ambocoelia pseudoumbonata are redescribed, being the later a tipical fossil from the southern hemisphere. The lithology of talacasto formation's fossiliferous mernber (lower devonian ), are reported. These members contains the material mentioned above.

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