Ancient Maize Map

Information

ID: 674
Other ID: Beta-236815
Type: MacroSample
Subtype: unknown
Site: Huaricanga
Depositional context: feature
Condition: uncharred
Pottery type: not applicable
Vessel form: not applicable

OP VI, Unit 9, Layer 1, Feature 1. Sample listed as "corn" (Haas et al. 2013:Table S1).

Radiocarbon Date

Lab number: Beta-236815
Dating method: conventional
Directly dated: Yes
Dated material: uncharred maize
Contaminated?: No
Lower cal BP (years): 4416
Median cal BP (years): 4291
Upper cal BP (years): 4154
Uncal BP (years): 3920
± 1 σ (years): 40
δ13C: -11.1

Attached Files

References Cited

Haas, Jonathan, Winifred Creamer, Luis Huamán Mesía, David Goldstein, Karl Reinhard and Cindy Vergel Rodríguez
2013 Evidence for Maize (Zea mays) in the Late Archaic (3000-1800 B.C.) in the Norte Chico Region of Peru. PNAS Early Edition:1-5.

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