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''Titanoboa'', ; meaning "titanic boa,"〔 〕 is an extinct genus of snakes that lived about 60–58 million years ago, during the Paleocene epoch,〔 〕 a 10-million-year period immediately following the dinosaur extinction event.〔 〕 The only known species is ''Titanoboa cerrejonensis'', the largest, longest, and heaviest snake ever discovered,〔 which supplanted the previous record holder, ''Gigantophis''. ==Size== By comparing the sizes and shapes of its fossilized vertebrae to those of extant snakes, researchers estimated that the largest individuals of ''T. cerrejonensis'' found had a total length around and weighed about .〔 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Titanoboa」の詳細全文を読む スポンサード リンク
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