著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) BICKHAM J.w,Two-hundred-million-year-old chromosomes: Deceleration of the rate of karyotypic evolution in turtles,Science,,,1981,212,,1291-1293,https://cir.nii.ac.jp/crid/1573105974151497216,