Concise hierarchy

(Kingdom) Chromista - (Phylum) Retaria - (Class) Rotaliata

Subsequent positions

Rotalidia (Subclass) Lankester, 1885

Ref: T. Cavalier-Smith, 1993b: table 4 (p. 972).

Subsequent entries

†Duostominina (Suborder) Mikhalevich, 2013

Ref: V.I. Mikhalevich, 2013: 515.

Current position

Robertinoida (Superorder) Mikhalevich, 1980

Ref: V.I. Mikhalevich, 2013: 515.

Alternative positions

Foraminifera (Class) d'Orbigny, 1826	Ref: J.J. Lee et al., 2000: 900.
Globothalamea (Class) Pawlowski, Holzmann & Tyszka, 2013	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 21).
Rotalidia (Subclass) Lankester, 1885	Ref: T. Cavalier-Smith, 1993b: table 4 (p. 972). [new position]

Historical positions

Globothalamea (Class) Pawlowski, Holzmann & Tyszka, 2013	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 21).
Robertinoida (Superorder) Mikhalevich, 1980	Ref: V.I. Mikhalevich, 2013: 515, table 1 (p. 520).
Foraminifera (Class) d'Orbigny, 1826	Ref: J.J. Lee et al., 2000: 900-901.
Rotalidia (Subclass) Lankester, 1885	Ref: T. Cavalier-Smith, 1993b: table 4 (p. 972). [new position]

Number of Subtaxa

2025	Available in Systema Naturae 2000	10f;33g;9s; †8f;46g
1989-present	Systema Naturae 2000: 24 Dec 2015	[10f;33g; †8f;46g]
2013	V.I. Mikhalevich: 515	[14f; †4f]
2000	J.J. Lee et al.: 900-901	[3f];(9g)