Concise hierarchy

(Domain) Eukaryota - (Phylum) Amoebozoa - (Class) Archamoebea - (Order) Rhizomastigida

Phylogeny

Probably Paraphyletic/Ancestral (para)		Ref: T. Cavalier-Smith, 2013(2012): table 6 (p. 147) (note a).
Paraphyletic/Ancestral (para)		Ref: T. Cavalier-Smith, 2022(2021): table 1 (footnote ** p. 522). [implicit]

Subsequent positions

Rhizomastigida (Order) Doflein, 1916

Ref: T. Cavalier-Smith, 2022(2021): table 1 (footnote ** p. 522: "I here formally include").

Current position

Rhizomastigida (Order) Doflein, 1916

Ref: T. Cavalier-Smith, 2022(2021): table 1 (footnote ** p. 522); Kang et al., 2017: fig. 3. [new position]

Alternative positions

Amoebozoa (Supergroup) Lühe, 1913	Ref: S.M. Adl et al., 2005: 403. [inferred rank]
Mastigamoebida (Order) Frenzel, 1892	Ref: T. Cavalier-Smith, 2013(2012): table 6 (p. 147).
Pelobiontida (Order) Page, 1976	Ref: G. Brugerolle & D. Patterson, 2000: 1101.

Historical positions

Rhizomastigida (Order) Doflein, 1916	Ref: T. Cavalier-Smith, 2022(2021): table 1 (footnote ** pp. 521, 522). [new position]
Mastigamoebida (Order) Frenzel, 1892	Ref: T. Cavalier-Smith, 2013(2012): table 6 (p. 147).
Mastigamoebida (Order) Frenzel, 1892	Ref: A.V. Smirnov et al., 2011: fig. 1.
Amoebozoa (Supergroup) Lühe, 1913	Ref: S.M. Adl et al., 2005: 401, 403.
Mastigamoebida (Order) Frenzel, 1892	Ref: T. Cavalier-Smith et al., 2004: 44.
Pelobiontida (Order) Page, 1976	Ref: G. Brugerolle & D. Patterson, 2000: 1101.

Number of Subtaxa

2025	Available in Systema Naturae 2000	2g;8s
1989-present	Systema Naturae 2000: 26 Dec 2023	[2g]
2022(2021)	T. Cavalier-Smith: table 1 (footnote ** p. 522)	[2g]
2013(2012)	T. Cavalier-Smith: table 6 (p. 147)	[3g]
2004	T. Cavalier-Smith et al.: 44	[3g]
2000	G. Brugerolle & D. Patterson	[2g]