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Lab number
M-9
Material dated
Shell
Taxa dated
freshwater mollusc shell; coquille de mollusque d'eau douce
Type of date
Archaeological
Locality
Vanderburgh
Submitter
G.A. Black
Date uploaded
January 17, 2024
Updater
Wyoming Team
Date updated
December 31, 2020
Measured Age
1980 ± 130
Normalized Age
2255 ± 140
δ13C (per mil)
-8.0
Significance
Mississippian, anomalous, old, anormal, vieux
Context
Mound F, primary surface
Additional information
Radiometric
Comments
Date was dismmissed because of deveation from expected occupation dates and stratigraphic conflicts (Black 1967; Hilgemen 2000)

References