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) 甲能 直樹 and 長谷川 善和,"A New Occurrence of Imagotariine Pinniped from the Middle Miocene Goudo Formation in Higashimatsuyama City,Saitama,Japan",Transactions and proceedings of the Paleontological Society of Japan. New series,00310204,日本古生物学会,1991,1991,162,801-805,https://cir.nii.ac.jp/crid/1390282680410419072,https://doi.org/10.14825/prpsj1951.1991.162_801