Concise hierarchy

(Kingdom) Chromista - (Phylum) Ochrophyta

Subsequent entries

Fucophycidae (Subclass) Caval.-Sm. (1986)		Ref: T. Cavalier-Smith, 1986: 341.
Phaeophycidae (Subclass) Scagel ex Caval.-Sm. (1986)		Ref: T. Cavalier-Smith, 1986: 341.
†Prototaxitaceae (Family) Pia (1927)		Ref: J. Pia, 1927: 95.
Schizocladiophycidae (Subclass) Caval.-Sm. (2013)		Ref: T. Cavalier-Smith & J.M. Scoble, 2013(2012): 344.

Current position

Fucistia (Superclass) Caval.-Sm. (1995)

Ref: M.A. Harper et al., 2012: 146.

Alternative positions

Algae (Subdivision)	Ref: A. Engler & K. Prantl, 1889: 1.
Chromophycota (Division)	Ref: M.J. Wynne, 1982: 115.
Chromophyta (Division) T.A.Chr. (1962), nom. nud.	Ref: F. Weberling & H.O. Schwantes, 1972: 230.
Chrysista (Infraphylum) Caval.-Sm. (1993)	Ref: T. Cavalier-Smith, 2004: table 4.1 (p. 77).
Euphyceae (Subdivision)	Ref: A. Engler, 1898: X.
Heterokonta (Phylum) Caval.-Sm. (1986)
Heterokontophyta (Phylum) Moestrup (1992)	Ref: E.J. van Nieukerken et al., 2010: 81.
Ochrophyta (Phylum) Caval.-Sm. (1995)	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 18).
Phaeistia (Superclass) Caval.-Sm. (1995)	Ref: 1999 [indirect]
Phaeophycota (Phylum)	Ref: M. Guiry, 2001: 24.
Phaeophyta (Phylum) Kjellman (1891)
Phaeophyta (Division)	Ref: L.J. Audus & V. Heywood, 1981: 10.
Stramenopiles ([unranked]) Patterson, 1990	Ref: S.M. Adl et al., 2012: table 2 (p. 457). [inferred rank]

Historical positions

Stramenopiles ([unranked]) Patterson, 1990	Ref: S.M. Adl et al., 2012: table 2 (p. 457).
Heterokontophyta (Phylum) Moestrup (1992)	Ref: E.J. van Nieukerken et al., 2010: 81.
Heterokontophyta (Phylum) Moestrup (1992)	Ref: T.N. Taylor et al., 2009: table (p. 123), App. 1 (p. 1027).
Stramenopiles ([unranked]) Patterson, 1990	Ref: S.M. Adl et al., 2005: 430.
Chrysista (Infraphylum) Caval.-Sm. (1993)	Ref: T. Cavalier-Smith, 2004: table 4.1 (p. 77).
Phaeophycota (Phylum)	Ref: M. Guiry, 2001: 24.
Phaeophyta (Phylum) Kjellman (1891)	Ref: L. Margulis et al., 1990: xiv.
Chromophycota (Division)	Ref: M.J. Wynne, 1982: 115.
Phaeophyta (Division)	Ref: L.J. Audus & V. Heywood, 1981: 10.
Chromophyta (Division) T.A.Chr. (1962), nom. nud.	Ref: F. Weberling & H.O. Schwantes, 1972: 230.
Euphyceae (Subdivision)	Ref: A. Engler, 1897: VIII, 176-290.
Algae (Subdivision)	Ref: A. Engler & K. Prantl, 1889: 1.
Euphyceae (Subdivision)	Ref: A. Engler, 1898: X.

Number of Subtaxa

2024	Available in Systema Naturae 2000	17o;55f;263g;516s
1989-present	Systema Naturae 2000	14o[43f]265g>1,500s
1982	S.P. Parker	14o[43f]265g>1,500s
1982	M.J. Wynne	14o[43f]265g>1,500s
1981	L.J. Audus & V. Heywood	~1,000s
1897	A. Engler: IX	[19f]