Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOBAYASHI TEIICHI,317. ON AN ATURIA FROM THE PORONAI SHALE IN HOKKAIDO,Transactions and proceedings of the Paleontological Society of Japan. New series,0031-0204,PALAEONTOLOGICAL SOCIETY OF JAPAN,1957,1957,27,75-80,https://cir.nii.ac.jp/crid/1390282680408446464,https://doi.org/10.14825/prpsj1951.1957.27_75