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Lab number
AA-360
Material dated
charcoal; charbon de bois
Taxa dated
conifer
Locality
Simcoe County, Ontario
Map sheet
FIX
Submitter
G.C. Dibb
Date submitted
August 13, 2004
Normalized Age
4330 ± 350
Significance
Palaeoindian, Madina, anomalous, young; Paléoindien, anormal, jeune
Context
pit III, Feature 4, containing conifer charcoal, seeds, and spore balls, interpreted as a tree throw and/or root stain
Associated taxa
Plants: Chenopodium 1, Geum 1, Setaria 9, unid. 4, spore balls 60, cf. Picea or Larix charcoal
Additional information
AMS date.
Comments
BbGu-?, Deavitt (7Yk10): This Late Palaeoindian site is considered to represent the Madina Phase of the central Ontario sequence, with an age between 10,400 and 10,100 BP (Dibb, 2004: 117). Like many such sites, direct dating of the site is complicated by shallowness of the deposits, the integrity of which may be compromised by ancient and recent tree throws and root penetration. Feature 4, recognized at Deavitt, provides an example. More than 1 m in length, it contained abundant Late Palaeoindian artifacts, and three pits could be recognized within it (Dibb, 2004: Fig. 5.5). Conifer charcoal from Pit III yielded a mid-Holocene age, and "it is felt that the feature is a tree and/or root stain that overlies a Late Palaeo-Indian hearth or pit, which is preserved in Pit II" (Dibb, 2004: 130).

References