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Lab number
SI-172
Material dated
Bone
Taxa dated
Mammuthus cf. imperator (id. by M. Mehl)
Type of date
Archaeological
Locality
Caddo
Submitter
F.C. Leonhardy
Date uploaded
January 17, 2024
Collector
A.D. Anderson
Updater
Wyoming Team
Date updated
December 31, 2020
Measured Age
11220 ± 500
Normalized Age
11300 ± 500
δ13C (per mil)
-20.0
Significance
Palaeoindian, Clovis
Context
mammoth bone bed with Clovis points in lower member of the Domebo Formation
Associated taxa
Mammuthus imperator cf.
Comments
This bone was pre-treated by C.V. Haynes: organic matter soluble in 2N HCl after initial 2% NaOH extraction.

References