Concise hierarchy

(Domain) Eukaryota - (Phylum) Metamonada - (Class) Eopharyngea

Phylogeny

Holophyletic

Subsequent positions

Eopharyngea (Class) Cavalier-Smith, 1993		Ref: T. Cavalier-Smith, 2013(2012): table 1 (p. 122).
Retortamonadea (Class) Grassé, 1952		Ref: T. Cavalier-Smith, 1993b: table 3 (p. 963).

Current position

Eopharyngea (Class) Cavalier-Smith, 1993

Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 8).

Alternative positions

Anaxostylea (Class)
flagellated protists ([unranked])	Ref: G. Brugerolle & J.J. Lee, 2000: 1250.
Retortamonadea (Class) Grassé, 1952	Ref: T. Cavalier-Smith, 2003: 1746.
retortamonads (Class)	Ref: R.C. Brusca & G.J. Brusca, 1990 [indirect]
Zoomastigophora (Class)	Ref: K. Vickerman, 1982: 499.
Zoomastigophorea (Subclass)	Ref: T.I. Storer et al., 1979: 355.
Zoomastigophorea (Class)	Ref: R.C. Brusca & G.J. Brusca, 1990

Historical positions

Eopharyngea (Class) Cavalier-Smith, 1993	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 8).
Eopharyngea (Class) Cavalier-Smith, 1993	Ref: T. Cavalier-Smith, 2013(2012): table 1 (p. 122). [emended diagnosis]
Retortamonadea (Class) Grassé, 1952	Ref: T. Cavalier-Smith, 2003: 1746.
flagellated protists ([unranked])	Ref: G. Brugerolle & J.J. Lee, 2000: 1250.
Zoomastigophorea (Class)	Ref: 1998
Retortamonadea (Class) Grassé, 1952	Ref: T. Cavalier-Smith, 1995: table (p. 1012).
Retortamonadea (Class) Grassé, 1952	Ref: T. Cavalier-Smith, 1993b: table 3 (p. 963). [new position]
Zoomastigophorea (Class)	Ref: R.C. Brusca & G.J. Brusca, 1990
Zoomastigophora (Class)	Ref: K. Vickerman, 1982: 499.
Zoomastigophorea (Subclass)	Ref: T.I. Storer et al., 1979: 355.

Number of Subtaxa

2024	Available in Systema Naturae 2000	1f;1g;1s
1989-present	Systema Naturae 2000: 23 Sep 2015	[1f;1g]
2013(2012)	T. Cavalier-Smith: table 1 (p. 122)	[1f;1g]
2000	G. Brugerolle & J.J. Lee: 1250	[1f];2g;[47s]
1997	TAMU	2g
1982	K. Vickerman	1f2g