Rhizaria Cavalier-Smith, 2002
see Infrakingdom Rhizaria Cavalier-Smith, 2002
Foraminifera d'Orbigny, 1826
see Subphylum Foraminifera d'Orbigny, 1826
Nodosariata Mikhalevich, 1992
Nodosariana Mikhalevich, 1992
Nodosariida Calkins, 1926
Nodosariina Calkins, 1926
Nodosarioidea Ehrenberg, 1838
Frondiculariidae Reuss, 1860
Tristixinae Mikhalevich, 2013
1 Acostinella Sarkar & Gupta, 2008
2 Tristix MacFadyen, 1941
3 Tribrachia Schubert, 1912
4 Acostina Bermúdez, 1949