Last Updated
：2026/01/07
示準化石
Hiragana
しじゅんかせき
Noun
Japanese Meaning
地質時代の特定の時期や地層を特徴づけ、その年代決定や対比に用いられる化石。分布範囲が広く、生存期間が比較的短い生物の遺骸や痕跡がこれに当たる。
Easy Japanese Meaning
ある時代にだけ生きた生き物のかせきで、その時代を知る目じるしになるもの
Chinese (Simplified) Meaning
用于地层对比和时代划分的化石 / 分布广、存续期短、易识别的代表性化石
Chinese (Traditional) Meaning
用於判定地層年代的化石 / 供地層對比與劃分的指標化石
Korean Meaning
특정 지질시대를 판별하는 데 쓰이는 화석 / 지층의 연대와 대비를 지시하는 대표 화석 / 널리 분포하고 생존 기간이 짧아 층서학에서 기준으로 삼는 화석
Vietnamese Meaning
Hóa thạch chỉ dẫn dùng để xác định tuổi và đối chiếu các địa tầng. / Hóa thạch tiêu biểu cho một giai đoạn địa chất nhất định.
Tagalog Meaning
fossil na pananda sa pagtukoy ng edad ng batong sedimentaryo / fossil na tagapagpahiwatig ng yugtong geolohiko / fossil na pamantayan sa pagkaugnay ng mga layer ng bato
Sense（1）
(paleontology) index fossil
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
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示準化石
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Index fossils are an important clue to indicate a specific geological era.
Index fossils are an important clue to indicate a specific geological era.
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示準化石は、特定の地質時代を示す重要な手がかりです。
Japanese - English
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