Hasegawa, T. (1999). Planktonic foraminifera and biochronology of the Cenomanian-Turonian (Cretaceous) sequence in the Oyubari area, Hokkaido, Japan. <em>Palaeontological Research.</em> 3: 173-192., available online athttps://www.jstage.jst.go.jp/article/prpsj1997/3/3/3_3_173/_pdf[details] Available for editors
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Praeglobotruncana inermis Hasegawa, 1999 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1035837 on 2025-05-23
Marine Species Traits editorial board (2025). Marine Species Traits. Praeglobotruncana inermis Hasegawa, 1999 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1035837 on 2025-05-23
original descriptionHasegawa, T. (1999). Planktonic foraminifera and biochronology of the Cenomanian-Turonian (Cretaceous) sequence in the Oyubari area, Hokkaido, Japan. <em>Palaeontological Research.</em> 3: 173-192., available online athttps://www.jstage.jst.go.jp/article/prpsj1997/3/3/3_3_173/_pdf[details] Available for editors