Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2022). World Foraminifera Database.
Pyrgo Defrance, 1824. Accessed through: RAS (Eds.) (2022) Register of Antarctic Species at: https://ras.biodiversity.aq/aphia.php?p=taxdetails&id=112037 on 2023-01-29
RAS (Eds.) (2023). Register of Antarctic Species.
Pyrgo Defrance, 1824. Accessed at: https://ras.biodiversity.aq/aphia.php?p=taxdetails&id=112037 on 2023-01-29