Geologica Acta: an international earth science journal ISSN: 1695-6133
[email protected] Universitat de Barcelona España GONZÁLEZ, P.D.; TORTELLO, M.F.; DAMBORENEA, S.E. Early Cambrian archaeocyathan limestone blocks in low-grade meta-conglomerate from El Jagüelito Formation (Sierra Grande, Río Negro, Argentina) Geologica Acta: an international earth science journal, vol. 9, núm. 2, junio, 2011, pp. 159-173 Universitat de Barcelona Barcelona, España Available in: http://www.redalyc.org/articulo.oa?id=50521609003 How to cite Complete issue Scientific Information System More information about this article Network of Scientific Journals from Latin America, the Caribbean, Spain and Portugal Journal's homepage in redalyc.org Non-profit academic project, developed under the open access initiative Geologica Acta, Vol.9, Nº 2, June 2011, 159-173 DOI: 10.1344/105.000001650 Available online at www.geologica-acta.com Early Cambrian archaeocyathan limestone blocks in low-grade meta-conglomerate from El Jagüelito Formation (Sierra Grande, Río Negro, Argentina) 1 2 2 P.D. GONZÁLEZ M.F. TORTELLO S.E. DAMBORENEA 1 Centro de Investigaciones Geológicas, (UNLP - CONICET) 1 Nº 644, B1900TAC, La Plata (Buenos Aires), Argentina. E-mail:
[email protected]; Fax: +54-221-4827560 2 CONICET – División Paleozoología Invertebrados, Museo de Ciencias Naturales Paseo del Bosque s/n, 1900 La Plata (Buenos Aires), Argentina. Tortello E-mail:
[email protected] Damborenea E-mail:
[email protected] ABSTRACT Massive grey limestone blocks containing a fairly diverse but poorly preserved archaeocyath fauna were recovered from a meta-conglomerate bed in the El Jagüelito Formation (Sierra Grande area, Eastern North Patagonian Massif, Río Negro, Argentina).