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Under construction

Taxon: Genus Pirsonia Schnepf et al. (1990) (protist)

Entity:

Concise hierarchy

(Kingdom) Chromista - (Phylum) Opalozoa - (Class) Bicosoecophyceae - (Order) Pirsoniales - (Family) Pirsoniaceae

Subsequent positions

Pirsoniaceae (Family) Caval.-Sm. (1998)

Ref: T. Cavalier-Smith, 1998: 252. [assumed]

Current position

Pirsoniaceae (Family) Caval.-Sm. (1998)

Ref: T. Cavalier-Smith, 1998: 252. [new position]

Alternative positions

stramenopiles ([unranked]) Patterson, 1990, nom. vernac.

Ref: D.J. Patterson, 1999: S99.

Historical positions

*Pirsoniales* (Order) Caval.-Sm. (1998)	Ref: J. Kristiansen & H.R. Preisig, 2001: 4.
*residual free-living and predatory heterotrophic flagellates* ([unranked])	Ref: D.J. Patterson et al., 2000: 1321.
*stramenopiles* ([unranked]) Patterson, 1990, nom. vernac.	Ref: D.J. Patterson, 1999: S99, S117.
*Pirsoniaceae* (Family) Caval.-Sm. (1998)	Ref: T. Cavalier-Smith, 1998: table 7 (p. 252). [new position]

Number of Subtaxa

1989-present	Systema Naturae 2000	[>1s]
2000	D.J. Patterson et al.: 1321	[>1s]

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Last updated: 1 Feb 2024