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The 4300-yr 14C Age of Glyptodonts at Luján River (Mercedes, Buenos Aires, Argentina) and Comments on ‘Did the Megafauna Range to 4300 BP in South America’ by Cione et al.

Published online by Cambridge University Press:  18 July 2016

Eduardo A Rossello
Affiliation:
CONICET - Departamento de Ciencias Geológicas, Universidad de Buenos Aires, Pabellón II, Ciudad Universitaria, 1428 - Buenos Aires, Argentina. E-mail: rossello@gl.fcen.uba.ar.
Bor-ming Jahn
Affiliation:
Géosciences Rennes (CNRS-UPR 4661), Université de Rennes 1, 35042 - Rennes Cedex, France
Tsung-Kwei Liu
Affiliation:
Department of Geology, National Taiwan University, Taipei 10770, Taiwan
Jorge L Petrocelli
Affiliation:
Museo Municipal de Ciencias Naturales Carlos Ameghino, Calle 26 No 512, 6600 - Mercedes (B), Argentina
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The glyptodont (Glyptodontidae Burmeister 1879, in Ameghino 1889), a giant cousin of the armadillo, has long been thought to have disappeared in South America at least 10,000 years ago at the end of the Pleistocene. There are indications that the glyptodont had some interaction with ancient hunter-gatherers peoples (Politis et al. 1987; Politis 1995), but the precise time of its extinction has never been well established. Most recently, a brief mention of 14C dates of 7500 to 6500 BP (Geotimes 1996) for glyptodont remains discovered at La Moderna (Azul Department, Buenos Aires province, Argentina), has aroused excitement because the new younger dates have changed the traditional idea about the survival and extinction of this beast.

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Copyright © The Arizona Board of Regents on behalf of the University of Arizona 

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