A continent that existed in the Urals to Siberia region during the Paleozoic era. From the Precambrian to the early Paleozoic era, it formed Pangaea with Gondwana and North America. Later, with the appearance of the Tethys Ocean, it separated from Gondwana. It is characterized by plant fossils called the Angara flora. Siberia. Source: About Shogakukan Digital Daijisen Information | Legend |
古生代にウラルからシベリア地域に存在した大陸。先カンブリア時代から古生代前半にかけて、ゴンドワナ大陸や北アメリカとともにパンゲアを形成。のちにテチス海の出現にともない、ゴンドワナ大陸と分かれた。アンガラ植物群とよばれる植物化石によって特徴づけられる。シベリア大陸。
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