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Paraphyletic taxon: Phylum Choanozoa Cavalier-Smith, 1981 (protozoan)
 Entity: 

Authorship

SN2000 author citation:  (T. Cavalier-Smith, 1981) T. Cavalier-Smith, 1983, nom. descript., nom. emend.
Original name:  Cavalier-Smith, T. 1981. BioSystems 14 (3-4): 465, table 4 (p. 465). ("Choanociliata"). [subphylum].
Subsequent rank:  Cavalier-Smith, T. 1983b. In H.E.A. Schenk & W. Schwemmler (eds.), Endocytobiology II: 1028 ("Choanociliata").
Subsequent spelling:  Cavalier-Smith, T. 1987b. Ann. N.Y. Acad. Sci. 503 (1): table 2 (p. 21).

Attributes

Descriptive name (: nom. descript.) [zool.] Ref: S.J. Brands (comp.), 1989-present. Syst. Nat. 2000: 3 Jan 2024.
Emendation (nom. emend.) [ICZN, 1999: Art. 33.2.1] Ref: S.J. Brands (comp.), 1989-present. Syst. Nat. 2000: 3 Jan 2024.

Variants

Former rank: Choanozoa (Superphylum) Cavalier-Smith, 1981 Ref: T. Cavalier-Smith, 2022(2021): table 1 (p. 521). [inferred]
Former rank: Choanozoa (Subphylum) Cavalier-Smith, 1981 Ref: T. Cavalier-Smith, 2022(2021): table 1 (p. 521). [inferred]

Synonyms

Accepted name: Choanoflagellata (Phylum) Kent, 1880
Accepted name (subjective): Mesomycetozoa (Subphylum) Herr, Ajello, Taylor, Arseculeratne & Mendoza, 1999 Ref: S.M. Adl et al., 2005: 413. [implicit]
Synonymous name: Choanoflagellata (Phylum) Kent, 1880 Ref: PBDB: 30 Apr 2013.
Synonymous name: Craspedophyta (Phylum)
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Last updated: 21 Sep 2025