…The first of three periods in the Mesozoic Era, the strata formed during this period are called the Triassic system. It spans a period of about 35 million years, beginning about 248 million years ago and ending about 213 million years ago. *Some of the terminology that refers to the "Triassic system" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…中生代を三つに分けたうちの第1の時代で,この時代に形成された地層を三畳系Triassic systemという。現在から約2億4800万年前に始まり,約2億1300万年前に終わる約3500万年の期間に相当する。… ※「Triassic system」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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