…As a result of biological evolution and environmental change, the occurrence of individual fossils or groups of fossils is limited to specific times and spaces in geological time. Biostratigraphy (also called biostratigraphy or biostratigraphy) is the study of the stratigraphic distribution of fossils in superimposed strata and the division and comparison of the strata into fossil zones based on the fossil content. Fossil zones are defined by various criteria, but are often based on fossil combinations or the stratigraphic range of specific fossils (the life span of archaea). … *Some of the terminology explanations that mention "biozone" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…生物進化や環境変化の結果,個々の化石ないし化石群の産出は地質時代の特定の時間および空間に限られる。累重する地層中での化石の層位的分布を究め,化石内容に基づいて地層を化石帯biozoneに区分し,対比するのが生層位学(化石層位学あるいは生層序学ともいう)である。化石帯はいろいろの基準により定義されるが,化石の組合せや特定化石の層位的産出範囲(古生物の生存期間)に基づくものが多い。… ※「biozone」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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