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Under construction
Taxon: Class Sphaerellaria Haeckel, 1881 (protist)
 Entity: 

Concise hierarchy

(Kingdom) Chromista - (Phylum) Retaria

Current position

Polycystinia (Superclass) Ehrenberg, 1838 Ref: M.S. Afanasieva & E.O. Amon, 2016 [implicit]

Alternative positions

Polycystina (Superclass) Ehrenberg, 1838 Ref: M.S. Afanasieva & E.O. Amon, 2016

Historical positions

Polycystina (Superclass) Ehrenberg, 1838 Ref: M.S. Afanasieva & E.O. Amon, 2005: S213, S270, table 7 (p. S214). [emended diagnosis]

Number of Subtaxa

2022 Available in Systema Naturae 2000 4o;6f;68g;95s;2ss; †2o;8f;94g;99s;6ss
1989-present Systema Naturae 2000: 2 Oct 2018 [4o;6f;49g; †2o;8f;86g]
2005 M.S. Afanasieva & E.O. Amon: S270 6*[4]o;[6f;48*g; †2o;8f;84g]
©2004-2022 Universal Taxonomic Services
Last updated: 4 Aug 2022