World Register of Marine Species (WoRMS)
Pulvinulina concentrica Parker & Jones, 1864
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2026). World Foraminifera Database. Pulvinulina concentrica Parker & Jones, 1864. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=478827 on 2026-08-30
Brady, H. B. (1864). XX. Contributions to the Knowledge of the Foraminifera.-On the Rhizopodal Fauna of the Shetlands. Transactions of the Linnean Society of London. 24(3): 463-475.