Micro sample 493

Information

Four starch granules were recovered from two ground stone tools: FS689, Sample SS281 (n=2) and FS689, Sample SS281-2 (n=2). The date was made on associated charcoal from the same layer and context (Zarrillo et al. 2008).

Radiocarbon Date

Attached Files

Loma%20alta%20(gx-7699)

References Cited

Zarrillo, S., D. M. Pearsall, J. S. Raymond, M. A. Tisdale and D. J. Quon
    2008    Directly dated starch residues document early formative maize (Zea mays L.) in tropical Ecuador. Proceedings of the National Academy of Sciences, USA 105(13):5006–5011.

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