The Taxonomicon
Home
Site map | Contact
Under construction
Monotypic taxon: Order Chroococcales Cavalier-Smith 2002 nom. illeg., nom. rej. (prokaryote)
 Entity: 

Authorship

SN2000 author citation:  T. Cavalier-Smith, 2002, nom. prok., typ. bot., nom. rej.
Original name, rank & spelling:  Cavalier-Smith, T. 2002a. Int. J. Syst. Evol. Microbiol. 52: tbl. 1 (p. 10: "ord. nov").
Original use as a prokaryotic name:  op. cit.: tbl. 1 (p. 10: "The five traditional cyanobacterial orders, already valid under the Code of Botanical Nomenclature, are here also formally validated under the Bacteriological (=Prokaryotic) Code").
Description/Diagnosis in English:  op. cit.: tbl. 1 (p. 10: "Description").

Etymology

Derived from: Chroococcus (Genus) Nägeli 1849 nom. inval. Ref: T. Cavalier-Smith, 2002a: tbl. 1 (p. 10). [new]

Attributes

Prokaryotic name (: nom. prok.) [ICNB/ICNP] Ref: T. Cavalier-Smith, 2002a. Int. J. Syst. Evol. Microbiol. 52: tbl. 1 (p. 10: "Prokaryotic"). [new]
Validly published name under the ICNP [ICNP, 2022: App. 7 (IJSEM)] Ref: LPSN, 2020-present. LPSN: [29 Nov 2025].
Type genus: validly publ. under ICN (nom. illeg.: typ. bot.) [ICNP, 2022: Rules 21a, 27(3) (Cyanobact.; <=order; <2021)] Ref: LPSN, 2020-present. LPSN: [1 Dec 2025] ("could be considered not validly published or at least illegitimate. However, as of 2021 cyanobacterial names are considered validly published by the ICNP if they have been directly validly published undert the ICN (botanical code).").
Rejected name (nom. rej.) [ICNP, 2019: Rule 56a] Ref: B.J. Tindall, 2014. Int. J. Syst. Evol. Microbiol. 64 (10): 3600. [new]

Types

Type, by original designation, of: Chroobacteria (Class) Cavalier-Smith 2002 nom. rej. Ref: T. Cavalier-Smith, 2002a: tbl. 1 (p. 10). [new]
Type, by original designation, of: Cyanobacteria (Division) (ex Stanier 1974) Cavalier-Smith 2002 stat. inval. Ref: T. Cavalier-Smith, 2002a: tbl. 1 (p. 10). [new]
Type, by original designation, of: Phycobacteria (Subphylum) Cavalier-Smith 2002 stat. inval. Ref: T. Cavalier-Smith, 2002a: tbl. 1 (p. 10). [new] [implicit]
Type, by original designation, of: Phycobacteria (Subdivision) Cavalier-Smith 2002 stat. inval. Ref: T. Cavalier-Smith, 2002a: tbl. 1 (p. 10). [new]
Automatically typified subtaxon: Chroococcaceae (Family) Nägeli (1849)
Type, by original designation: Chroococcus (Genus) Nägeli 1849 nom. inval. Ref: T. Cavalier-Smith, 2002a: tbl. 1 (p. 10). [new]

Variants

Name in original code of nomenclature: Chroococcales (Order) Ardissone (1887)
Name in current code of nomenclature: Chroococcales (Order) Ardissone (1887) Ref: J. Komárek & T. Hauer, 2004-present: 29 Sep 2007; 2 Sep 2017. [inferred]

Synonyms

Isonym of: Chroococcales (Order) corrig. Ardissone 1887 Ref: LPSN, 2020-present: [5 Jan 2026] ("homotypic").
Including: Chamaesiphonales (Order)
Including: Gloeobacterales (Order) Cavalier-Smith 2002 nom. inval., nom. rej.
Including: Pleurocapsales (Order) Cavalier-Smith 2002 nom. illeg., nom. rej.
©2004-2026 Universal Taxonomic Services
Last updated: 28 Aug 2026