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United States / CA / Los Angeles County / CA-LAN-159 (La Brea Tar Pits) / UCIAMS-91644

Lab number
UCIAMS-91644
Field number
2a LACMHC 85217
Material dated
Bone
Taxa dated
Mammut americanum, collagen
Type of date
Paleontological
Locality
Los Angeles
Date uploaded
January 15, 2024
Updater
Wyoming team
Date updated
December 31, 2020
Normalized Age
12265 ± 30
Context
Pit 61
Additional information
AMS
Comments
date used in pretreatment test; demonstrates <30 kDA ultrafiltration is consistently younger than non-ultrafiltrated bone

References