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Lab number
RIDDL-142
Material dated
bison bone collagen; collagène osseux de bison
Taxa dated
Bison sp. rib (MlVl-13: 21)
Locality
right bank of Old Crow River, Old Crow Basin, Porcupine drainage, northern Yukon Territory
Map sheet
116 O/13
Submitter
R.E. Morlan
Date submitted
May 1, 0097
Normalized Age
42000 ± 1200
δ13C (per mil)
-20.0
Significance
geochronology, palaeobiology, culture?; géochronologie, paléobiologie
Context
butchered bone in alluvium, Disconformity A
Associated taxa
Mammalia: Bison sp
Additional information
AMS date. Collagen extraction method 1.
Comments
MlVl-13, Old Crow River Locality HH69-21: The dated bison bone exhibits cut-marks made by stone tool (Morlan, 1980: Pl. 7.3, 1986: Fig. 3), and the date provides important geochronological control for Disconformity A. Dr. Pat Shipman provided confirmation of the cut-mark interpretation by performing a scanning electron microscope analysis (see The Mammoth Trumpet, Vol. 1, no. 1, 1984).

References