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) Michael W. Caldwell and Randall L. Nydam and Alessandro Palci and Sebastián Apesteguía,The oldest known snakes from the Middle Jurassic-Lower Cretaceous provide insights on snake evolution,Nature Communications,2041-1723,Springer Science and Business Media LLC,2015-01-27,6,1,,https://cir.nii.ac.jp/crid/1360011144991005696,https://doi.org/10.1038/ncomms6996