Concise hierarchy

(Kingdom) Chromista - (Phylum) Miozoa - (Class) Gregarinomorphea - (Order) Histogregarida

Original position

Agamococcidiorida (Order) N.D. Levine, 1979

Subsequent positions

Histogregarida (Order) Cavalier-Smith, 2014

Ref: T. Cavalier-Smith, 2014: table 1.

Subsequent entries

Rhytidocystis (Genus) Henneguy, 1907

Ref: N.D. Levine, 1979 [assumed]

Current position

Histogregarida (Order) Cavalier-Smith, 2014

Ref: T. Cavalier-Smith, 2014: table 1. [new position]

Alternative positions

Agamococcidiida (Order) Levine, 1979	Ref: N.D. Levine, 1982: 579.
Agamococcidiorida (Order) N.D. Levine, 1979	Ref: F.O. Perkins, 2000: 298.
Rhytidocystida (Order) Doweld, 2001	Ref: A.B. Doweld, 2001: LXVIII (footnote xx). [new position]

Historical positions

Histogregarida (Order) Cavalier-Smith, 2014	Ref: T. Cavalier-Smith, 2014: table 1. [new position]
Rhytidocystida (Order) Doweld, 2001	Ref: A.B. Doweld, 2001: LXVIII (footnote xx). [new position]
Agamococcidiorida (Order) N.D. Levine, 1979	Ref: F.O. Perkins, 2000: 298.
Agamococcidiida (Order) Levine, 1979	Ref: N.D. Levine, 1982: 579.

Number of Subtaxa

2024	Available in Systema Naturae 2000	1g;1s
1989-present	Systema Naturae 2000	1g3s
2000	F.O. Perkins	(1g;3s)
1982	N.D. Levine: 579	1g3s