| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Bikonta |
| Cabozoa | |
| kingdom | Rhizaria Cavalier-Smith, 2002 |
| phylum | Foraminifera d'Orbigny, 1826 |
| class | Textularidia |
| order | Textulariida Delage & Herouard, 1896 |
| superfamily | Orbitolinacea Martin, 1890 † |
| family | Orbitolinidae Martin, 1890 † |
| subfamily | Orbitolininae Martin, 1890 † |
| genus | Orbitolina d'Orbigny, 1850 † |