

Arizona radiocarbon dates IX; Carbon isotope dating of packrat middens.
Keywords
New Mexico;California;Texas;Theria;Eutheria;faunal studies;Myomorpha;Rodentia;middens;Colorado Plateau;Cricetidae;Neotoma;Arizona;Nevada;Mammalia;Chordata;Tetrapoda;Vertebrata;organic compounds;organic materials;United States;Cenozoic;Quaternary;methods;geochronology;C 14;carbon;dates;isotopes;radioactive isotopes;absolute age