...It is said to be between 40,000 and 30,000 years old, but the carbon-14 dating of the strata associated with stone tools has been confirmed only at a few sites, such as those in the Ayacucho Basin in Peru. Artifacts that correspond to this culture have been reported from dozens of locations in both North and South America, and it was named because it is thought to precede the Projectile Point culture, which is characterized by projectile points with groove-shaped flaking marks such as the Clovis culture. Some researchers doubt the existence of this culture due to the situation of the excavated strata, the lack of geological dating, the lack of extinct animals, and the lack of characteristic artifacts, and the debate continues with both pros and cons. ... *Some of the terminology used to refer to "Projectile Point" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…年代は4万~3万年前といわれるが,確実に石器と共伴する地層の炭素14法による年代が得られているのは,ペルーのアヤクチョ盆地の諸遺跡など少数の遺跡に限られる。この文化に比定される遺物は南北両アメリカの数十ヵ所から報告され,クロービス文化など樋状剝離痕をもつ尖頭器に特徴づけられるプロジェクタイル・ポイントProjectile Point文化に先行すると考えられることから名付けられた。出土層位の状況,地質学的年代決定の欠如,絶滅動物の欠如,特徴的遺物の欠如などを理由に,この文化の存在を疑問視する研究者もおり,賛否両論の論議がつづいている。… ※「Projectile Point」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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