Concise hierarchy

(Kingdom) Protozoa

Phylogeny

Paraphyletic/Ancestral (para)

Ref: T. Cavalier-Smith, 2013(2012): 124.

Original position

Corticata (Subkingdom) Lankester, 1878

Original entries

Archezoa (Superphylum) Cavalier-Smith, 1983
Discicristata (Superphylum) Cavalier-Smith, 1998
Eozoa (Superphylum) Cavalier-Smith, 1997
Loukozoa (Superphylum) (Cavalier-Smith, 1999) Cavalier-Smith, 2002

Current position

Eozoa (Subkingdom) Cavalier-Smith, 1997

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

Alternative positions

Biciliata (Subkingdom)	Ref: T. Cavalier-Smith, 2004: 1252.
Corticata (Subkingdom) Lankester, 1878	Ref: T. Cavalier-Smith, 2003: 1742.
corticoflagellates ([unranked]) (Cavalier-Smith, 1978) Cavalier-Smith, 2002	Ref: T. Cavalier-Smith, 2002b: 297. [alternative position]

Historical positions

Eozoa (Subkingdom) Cavalier-Smith, 1997	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 8).
Eozoa (Subkingdom) Cavalier-Smith, 1997	Ref: T. Cavalier-Smith, 2013(2012): 120, 124, 129, fig. 2.
Eozoa (Subkingdom) Cavalier-Smith, 1997	Ref: T. Cavalier-Smith, 2010a: 342, fig. 1.
neokaryotes ([unranked]) Cavalier-Smith, 1993	Ref: T. Cavalier-Smith, 2010a: 342. [implicit]
Biciliata (Subkingdom)	Ref: T. Cavalier-Smith, 2004: 1252.
Corticata (Subkingdom) Lankester, 1878	Ref: T. Cavalier-Smith, 2003: 1742, 1746.
Corticata (Subkingdom) Lankester, 1878	Ref: T. Cavalier-Smith, 2002b: 327. [new taxon]
corticoflagellates ([unranked]) (Cavalier-Smith, 1978) Cavalier-Smith, 2002	Ref: T. Cavalier-Smith, 2002b: 297. [alternative position]

Number of Subtaxa

1989-present	Systema Naturae 2000	4p;14c;26o
2015b	M.A. Ruggiero et al.: table 2 (p. 9)	[3p;12c;22o]
2010a	T. Cavalier-Smith: 342	[3p]
2004	T. Cavalier-Smith: 1252	[4p]
2003	T. Cavalier-Smith	4p;14c;26o