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Taxon: Class Stauraxonaria Afanasieva & Amon, 2005 (protist)
 Entity: 

Concise hierarchy

(Kingdom) Chromista - (Phylum) Retaria

Original position

Polycystina (Superclass) Ehrenberg, 1838 Ref: M.S. Afanasieva & E.O. Amon, 2005: S268.

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

Polycystinia (Superclass) Ehrenberg, 1838 Ref: M.S. Afanasieva & E.O. Amon, 2005: S213. [implicit]

Alternative positions

Polycystina (Superclass) Ehrenberg, 1838 Ref: M.S. Afanasieva & E.O. Amon, 2005: S213. [new taxon]

Historical positions

Polycystina (Superclass) Ehrenberg, 1838 Ref: M.S. Afanasieva & E.O. Amon, 2005: S213, S280, table 7 (p. S216). [new taxon]

Number of Subtaxa

2025 Available in Systema Naturae 2000 5o;11f;81g;52s;6ss; †3o;25f;134g;110s;11ss
1989-present Systema Naturae 2000: 6 Sep 2018 [5o;11f;65g; †3o;25f;133g]
2005 M.S. Afanasieva & E.O. Amon: S280 8*[5]o;[11f;59*g; †3o;25f;129g]
©2004-2025 Universal Taxonomic Services
Last updated: 21 Sep 2025