<< Go back one level - Truncorotaloididae
| 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 | Rotalidia |
| order | Globigerinida Delage & Hérouard, 1896 |
| superfamily | Globorotaliacea Cushman, 1927 |
| family | Truncorotaloididae Loeblich & Tappan, 1961 † |
| genus | Acarinina Subbotina, 1953 † |