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Under construction
Taxon: Class Nucleohelea Cavalier-Smith, 1993 (protist)
 Entity: 

Concise hierarchy

(Kingdom) Chromista - (Phylum) Bigyra

Original position

Heliozoa (Phylum) Haeckel, 1866 Ref: T. Cavalier-Smith, 1993b: table 4 (p. 972).

Original entries

Actinophryida (Order) Hartmann, 1913 Ref: T. Cavalier-Smith, 1993b: table 4 (p. 972).
Desmothoracida (Order) Hertwig & Lesser, 1874 Ref: T. Cavalier-Smith, 1993b: table 4 (p. 972).

Current position

Opalozoa (Subphylum) Cavalier-Smith, 1992 Ref: T. Cavalier-Smith, 2002b: 326. [indirect]

Alternative positions

Heliozoa (Phylum) Haeckel, 1866 Ref: T. Cavalier-Smith, 2002b: 326.

Historical positions

Heliozoa (Phylum) Haeckel, 1866 Ref: T. Cavalier-Smith, 2002b: 326.
Heliozoa (Phylum) Haeckel, 1866 Ref: T. Cavalier-Smith, 1993b: 988, table 4 (p. 972). [new taxon]

Number of Subtaxa

2024 Available in Systema Naturae 2000 2o;2f;11g;12s
1989-present Systema Naturae 2000 [2o;2f;11g]
1993b T. Cavalier-Smith: table 4 (p. 972) [2o]
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Last updated: 1 Feb 2024