FRUCTIFICACIONES ASOCIADAS A FEDEKUR1ZIA ARCHANGELSKY EN EL CARBONIFERO DE LA PROVINCIA DE LA RIOJA, ARGENTINA 1

Pedro R. Gutierrez

Abstract


Plant remains of Fedekurtzia argentina (Kurtz) Archangelsky 1981 and associated fructifications from sediments belonging to the Agua Colorada and Tupe formations (Upper Carboniferous), Paganzo Basin, Northwest Argentina are described. New descriptions of fronds, venation pattems and closely associated possible pollen organs and seed-bearing units enlarge the knowledge on the genus Fedekurtzia. Finally, the stratigraphic and geographic distribution of F. argentina are summarized.

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