Concise hierarchy

(Kingdom) Chromista - (Phylum) Cryptista

Excluded, by definition, from branch-based clade

Haptophytina (Subphylum) Caval.-Sm. (2015)

Ref: T. Cavalier-Smith et al., 2015: 348.

Subsequent positions

Cryptomonada (Subphylum) Caval.-Sm. (2004)		Ref: T. Cavalier-Smith, 2004: table 4.1 (p. 77).
Cryptomonada (Superclass) Cavalier-Smith, 2004		Ref: T. Cavalier-Smith et al., 2015: table 1 (p. 344).

Original entries

Cyathomonadaceae (Family) E.G. Pringsheim (1944)
Goniomonadales (Order) Novarino & Lucas (1993)		Ref: G. Novarino & I.A.N. Lucas, 1993: 13.
Pyrenomonadales (Order) G. Novarino & I.A.N. Lucas (1993)

Current position

Cryptomonada (Superclass) Cavalier-Smith, 2004

Ref: T. Cavalier-Smith et al., 2015: table 1 (p. 344). [new position]

Alternative positions

Chromalveolata (Supergroup) Adl et al., 2005	Ref: S.M. Adl et al., 2005: 423. [inferred rank]
Chromophycota (Division)	Ref: J. Kristiansen, 1982: 126.
Cryptomonada (Subphylum) Caval.-Sm. (2004)	Ref: T. Cavalier-Smith, 2004: table 4.1 (p. 88). [emended diagnosis]
Cryptophyta (Phylum) Caval.-Sm. (1986)	Ref: L. Margulis et al., 1990: xiii.
Cryptophyta (Division)	Ref: L.J. Audus & V. Heywood, 1981: 10.
Diaphoretickes ([unranked]) Adl et al., 2012	Ref: S.M. Adl et al., 2012: table 1 (p. 430). [new position]
Flagellata (Phylum)	Ref: E.G. Pringsheim, 1944: 143. [implicit]

Historical positions

Cryptomonada (Superclass) Cavalier-Smith, 2004	Ref: T. Cavalier-Smith et al., 2015: table 1 (p. 344). [new position]
Diaphoretickes ([unranked]) Adl et al., 2012	Ref: S.M. Adl et al., 2012: table 1 (p. 430). [new position]
Chromalveolata (Supergroup) Adl et al., 2005	Ref: S.M. Adl et al., 2005: 401, 423.
Cryptomonada (Subphylum) Caval.-Sm. (2004)	Ref: T. Cavalier-Smith, 2004: table 4.1 (p. 77), fig. 4.1. [emended diagnosis]
Cryptista (Phylum) Caval.-Sm. (1990), orth. inval.	Ref: T. Cavalier-Smith, 1993b: table 2 (p. 961). [invalid/synonym] [implicit]
Cryptophyceae (Class) Pascher ex Schoenichen (1925)	Ref: G. Novarino & I.A.N. Lucas, 1993: 13. [invalid/synonym] [uncertain]
Cryptophyta (Phylum) Caval.-Sm. (1986)	Ref: M. Gillott, 1990: xiii; 139, 146.
Chromophycota (Division)	Ref: J. Kristiansen, 1982: 126.
Cryptophyta (Division)	Ref: L.J. Audus & V. Heywood, 1981: 10.
Flagellata (Phylum)	Ref: E.G. Pringsheim, 1944: 143.

Number of Subtaxa

2024	Available in Systema Naturae 2000	3o;8f;30g;41s;5v
1989-present	Systema Naturae 2000	2o[8f]200s
1997	TAMU	30g200s
1993	G. Novarino & I.A.N. Lucas	2o8f30g200s
1990	M. Gillott	[2o]
1982	S.P. Parker	2o[8f]200s
1982	J. Kristiansen	2o[8f]200s
1981	L.J. Audus & V. Heywood	~100s
1944	E.G. Pringsheim	5f