Xihuatoxtla

Information

ID Other ID Type Subtype Uncal BP (years) ± 1 σ (years) Median cal BP (years) Lower cal BP (years) Upper cal BP (years) δ13C Contaminated?
385 Beta-210893 MicroSample 2790 40 2891 2990 2785 No
383 Beta-203459 MicroSample 7920 40 8750 8978 8606 No
384 Beta-208115 MicroSample 4730 40 5475 5585 5325 No
386 Beta-216366 MicroSample 1200 40 1126 1261 1004 No

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References Cited

Piperno, D. R., A. J. Ranere, I. Holst, J. Iriarte and R. Dickau
    2009    Starch Grain and Phytolith Evidence for Early Ninth Millennium B.P. Maize from the Central Balsas River Valley, Mexico. Proceedings of the National Academy of Sciences 106(13):5019-5024.

Ranere, A. J., D. R. Piperno, I. Holst, R. Dickau and J. Iriarte
    2009    The Cultural and Chronological Context of Early Holocene Maize and Squash Domestication in the Central Balsas River Valley, Mexico. Proceedings of the National Academy of Sciences 106(13):5014-5018.