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Lab number
TBN-311
Material dated
Bone
Taxa dated
Mammuthus cf. imperator tusk (id. by M. Mehl)
Type of date
Archaeological
Locality
Caddo
Submitter
F.C. Leonhardy
Date uploaded
January 17, 2024
Updater
Wyoming Team
Date updated
December 31, 2020
Measured Age
4952 ± 304
Normalized Age
5032 ± 304
δ13C (per mil)
-20.0
Significance
Palaeoindian, Clovis, anomalous, young
Context
mammoth bone bed with Clovis points in lower member of the Domebo Formation, exposed to contamination from humic slumps and stream action
Associated taxa
Mammuthus imperator cf.
Additional information
Radiometric
Comments
It seems that whole tusk was used for this date, so the normalized age is a minimum, and contamination by recent humates is suspected.; Lab identifier should probably be TBNC as there is no TBN

References