PRESENCIA DE UNA GRAPTOFAUNA LLANDEILIANO - CARADOCIANA EN LA FORMACION ALCAPARROSA, DEL FLANCO OCCIDENTAL DE LA SIERRA DEL TONTAL (PRECORDILLERA DE SAN JUAN)

Authors

  • Osvaldo Schauer
  • Ricardo Varela
  • Carlos Cingolani
  • Alfredo Cuerda

Abstract

An Ordovician sequence (Late Llandeilian - Early Caradocian) has been found in the westem slope of the Sierra del Tontal (Alcaparrosa Formation). It is made up of sandstones and shales of about 500 m thick, partially intruded by basic volcanic rocks. Tha shales bears a graptolite association composed of Dicranograptus sp. Glyplograptus cf. G. intersitus Harris & Thomas, Retiograptus sp., and Climacograptus sp.

Published

2013-10-23

How to Cite

Schauer, O., Varela, R., Cingolani, C., & Cuerda, A. (2013). PRESENCIA DE UNA GRAPTOFAUNA LLANDEILIANO - CARADOCIANA EN LA FORMACION ALCAPARROSA, DEL FLANCO OCCIDENTAL DE LA SIERRA DEL TONTAL (PRECORDILLERA DE SAN JUAN). Ameghiniana, 24(3-4), 151-158. Retrieved from https://ameghiniana.org.ar/index.php/ameghiniana/article/view/1863

Issue

Section

Articles

Most read articles by the same author(s)

1 2 > >>