Concise hierarchy
	(Kingdom) Chromista - (Phylum) Retaria
Original position
Original entries
	
		| Lobatiradiata (Order) Afanasieva & Amon, 2005 |  | Ref: M.S. Afanasieva & E.O. Amon, 2005: S280. | 
	
		| Oviformata (Order) Afanasieva & Amon, 2005 |  | Ref: M.S. Afanasieva & E.O. Amon, 2005: S280. | 
	
		| †Palaeodiscata (Order) Afanasieva & Amon, 2005 |  | Ref: M.S. Afanasieva & E.O. Amon, 2005: S280. | 
	
		| Pyloniata (Order) Haeckel, 1881 |  | Ref: M.S. Afanasieva & E.O. Amon, 2005: S280. | 
	
		| †Pyramidata (Order) Afanasieva & Amon, 2005 |  | Ref: M.S. Afanasieva & E.O. Amon, 2005: S280. | 
	
		| †Radiiformata (Order) Afanasieva & Amon, 2005 |  | Ref: M.S. Afanasieva & E.O. Amon, 2005: S280. | 
	
		| Spongodiscata (Order) Haeckel, 1862 |  | Ref: M.S. Afanasieva & E.O. Amon, 2005: S280. | 
	
		| Spongurata (Order) Haeckel, 1862 |  | Ref: M.S. Afanasieva & E.O. Amon, 2005: S280. | 
Current position
	Alternative positions
	
		Historical positions
		
			Number of Subtaxa