[1] Univ Nacl Cordoba, Inst Antropol Cordoba, IDACOR, CONICET, Cordoba, Argentina
[2] Univ Nacl Cordoba, Fac Filosofia & Humanidades, Museo Antropol, Hipolito Yrigoyen 174, RA-5000 Cordoba, Argentina
[3] Univ Nacl Cuyo, CONICET, Inst Argentino Invest Zonas Aridas IADIZA, Mendoza, Argentina
[4] Univ Nacl Cuyo, Fac Filosofia & Letras, Mendoza, Argentina
[5] Inst Geocronol & Geol Isotop CONICET UBA, Pabellon INGEIS,Ciudad Univ, Buenos Aires, Argentina
[6] Max Planck Inst Geoanthropol, Jena, Germany