Name: Planctomycea Cavalier-Smith 2002

Category: Class

Proposed as: class. nov.

Etymology: Planc.to.my’ce.a. N.L. masc. n. Planctomyces, type genus of the type order of the class; L. fem. adj. suff. -ea, suffix sometimes inaccurately used to denote a class; N.L. neut. pl. n. Planctomycea, the Planctomycetales class (sic) [probably better: Planctomycetia]

Pronunciation (Latin), gender: plank-to-MY-ke-a, neuter

Type order: Planctomycetales Schlesner and Stackebrandt 1987

Valid publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76. 🇬🇧

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 52, part 1 of the IJSEM. Int J Syst Evol Microbiol 2002; 52:293-295.

Nomenclatural status: validly published under the ICNP, rejected name

Taxonomic status: synonym

Correct name: Planctomycetia Ward 2020

• Synonyms:

  • Name	Kind
    Planctomycetia Ward 2020	homotypic synonym, validly published under the ICNP
    "Planctomycetacia" Garrity and Holt 2001	homotypic synonym, not validly published
    "Planctomycetia" Cavalier-Smith 2020	homotypic synonym, not validly published
    "Planctomycetes" Oren et al. 2015	homotypic synonym, not validly published

• Notes:
  • 🧕 Cavalier-Smith (2002) assigned this class to the division "Planctobacteria" (Cavalier-Smith 1987) Cavalier-Smith 2002. Publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76. 🇬🇧
  • 🧕 Cavalier-Smith (2002) assigned this class to the phylum "Planctobacteria". Publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76. 🇬🇧
  • 🧒 Cavalier-Smith (2002) assigned the genus Gemmata Franzmann and Skerman 1985 to this class. Publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76. 🇬🇧
  • 🧒 Cavalier-Smith (2002) assigned the genus Pirellula Schlesner and Hirsch 1987 to this class. Publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76. 🇬🇧
  • 🛺 The type order of this class has been placed in the class Planctomycetia Ward 2020. Publication: Krieg NR. Order I. Bacteroidales ord. nov. In: Krieg NR, Staley JT, Brown DR, Hedlund BP, Paster BJ, Ward NL, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 4, Springer, New York, 2010, p. 25. 🇺🇸
  • 🚃 The type order of this class has alternatively been placed in the class "Planctomycetacia" Garrity and Holt 2001. Publication: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166. 🇺🇸
  • 🧍 This name was mentioned in a Request for an Opinion, which discussed its formation. Publication: Goker M. Solving the remaining problems with names of classes. Request for an Opinion. Int J Syst Evol Microbiol 2022; 72:5605. 🇩🇪
  • 🧍 Irregularly formed name, the expected name is "Planctomycetia". Rejected Name (Judicial Commission, Opinion 79 suppl.; IJSEM 64: 3599–3602). Publication: Tindall BJ. Names at the rank of class, subclass and order, their typification and current status: Supplementary information to Opinion 79. Judicial Commission of the International Committee on Systematics of Prokaryotes. Int J Syst Evol Microbiol 2014; 64:3599-3602. 🇩🇪

Parent taxon: Planctomycetota Garrity and Holt 2021

Assigned by: LPSN automated production system. The following publication is only one of the sources consulted. It may or may not mention this taxon name. — Oren A, Garrity GM. Valid publication of the names of forty-two phyla of prokaryotes. Int J Syst Evol Microbiol 2021; 71:5056. 🇮🇱

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Record number: 62