Concise hierarchy

(Kingdom) Plantae - (Phylum) Rhodophyta

Phylogeny

Holophyletic

Ref: T. Cavalier-Smith, 1998: 249.

Subsequent positions

Macrorhodophytina (Subphylum) Caval.-Sm. (1998)

Ref: T. Cavalier-Smith, 1998: 249. [assumed]

Subsequent entries

Ahnfeltiophycidae (Subclass) G.W.Saunders & Hommers. (2004)		Ref: G.W. Saunders & M.H. Hommersand, 2004: 1504.
Hildenbrandiophycidae (Subclass) G.W.Saunders & Hommers. (2004)		Ref: G.W. Saunders & M.H. Hommersand, 2004: 1504.
Rhodymeniophycidae (Subclass) G.W.Saunders & Hommers. (2004)		Ref: G.W. Saunders & M.H. Hommersand, 2004: 1504.

Current position

Eurhodophytina (Subphylum) G.W.Saunders & Hommers. (2004)

Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 27).

Alternative positions

Macrorhodophytina (Subphylum) Caval.-Sm. (1998)	Ref: T. Cavalier-Smith, 1998: 249. [new position]
Rhodophyta (Division) Wettst. (1901)	Ref: F. Weberling & H.O. Schwantes, 1972: 241.
Rhodophyta (Phylum) Wettst. (1901)	Ref: R.C. van Caenegem et al., 1979-1984

Historical positions

Eurhodophytina (Subphylum) G.W.Saunders & Hommers. (2004)	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 27).
Eurhodophytina (Subphylum) G.W.Saunders & Hommers. (2004)	Ref: G.W. Saunders & M.H. Hommersand, 2004: 1504, fig. 2. [new position]
Macrorhodophytina (Subphylum) Caval.-Sm. (1998)	Ref: T. Cavalier-Smith, 1998: 249. [new position]
Rhodophyta (Division) Wettst. (1901)	Ref: F. Weberling & H.O. Schwantes, 1972: 241.

Number of Subtaxa

2024	Available in Systema Naturae 2000	28o;79f;522g;395s;10v; †1f
1989-present	Systema Naturae 2000: 22 May 2023	[28o]
2015b	M.A. Ruggiero et al.: table 2 (p. 28)	[28o]
2004	G.W. Saunders & M.H. Hommersand: 1504	[22o]