西欧 の 最古 の 人 の 顔
Rosa Huguet1,2,3, Xosé Pedro Rodríguez-Álvarez4,5, María Martinón-Torres6,7
1Institut Català de Paleoecologia Humana i Evolució Social (IPHES-CERCA), Tarragona, Spain. rhuguet@iphes.cat.
Nature
|March 13, 2025
まとめ
西欧で発見された最古のヒトの顔は 140万~110万年前のもので 初期のホミニン群について 新たな洞察を 提供しています この化石は プレイストセンの初期に ヨーロッパで 人口の転移があったことを示しています
科学分野:
- 古人類学
- 人類 の 初期 の 進化
- プレイストセンの研究
背景:
- プレイストセンの初期にユーラシア,特に西ヨーロッパが最初に開拓されたことを理解することは,依然として課題です.
- 西欧の古人類学的証拠はほとんどなく,主にイベリア半島に限られている.
研究 の 目的:
- スペインのシマ・デル・エレファント遺跡から 新たに発見されたヒト類の化石を紹介します
- 化石の形状と年代を分析し 西欧の初期住民を理解する
主な方法:
- シマ・デル・エレファンテ遺跡の TE7層からの化石の発掘と分析
- 化石層の放射線年代測定で 年代を決定する
- 他の初期のホミニン化石との形態学的比較分析.
主要な成果:
- 西ヨーロッパで発見された最も古い人間の顔を表すATE7-1化石の発見は,140万年から110万年前のものです.
- 化石には原始的なホモ・クラドの特徴があり 近くで見つかったホモ・アンテセッサーとは異なる.
- 形質学的な特徴は,Homo affに割り当てることを示唆しています. ドマニシ族の人類と比べると 鼻帯の特徴が
結論:
- ATE7-1の化石は 西欧における最も初期のヒト類の存在を 証明する重要な証拠です
- 考古学と古人類学のデータを組み合わせた結果から,初期のプレイストセンの終わりにヨーロッパの人口の潜在的転移が示唆されている.
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