Name: Bacteroidia Krieg 2012

Category: Class

Proposed as: class. nov.

Etymology: N.L. masc. n. Bacteroides, type genus of the type order Bacteroidales; L. neut. pl. n. suff. -ia, ending to denote a class; N.L. neut. pl. n. Bacteroidia, the Bacteroidales class

Gender: neuter

Type genus: Bacteroides Castellani and Chalmers 1919 (Approved Lists 1980)

Effective publication: Krieg NR. Class I. Bacteroidia class. 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.

IJSEM list: Euzeby JP. Validation list no. 143. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2012; 62:1-4.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    "Bacteroidetia" Cavalier-Smith 2020	homotypic synonym, inaccurate spelling
    "Bacteroidia" corrig. Cavalier-Smith 2020	homotypic synonym, not validly published

• Emendations:
  • García-López et al. 2019 Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.

• Notes:
  • 🧕 Cavalier-Smith and Chao (2020) assigned this class to the infraphylum "Bacteroidetes" Cavalier-Smith 2020. Publication: Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753.
  • 🧕 Cavalier-Smith and Chao (2020) assigned this class to the superclass "Bacteroidia" Cavalier-Smith 2020. Publication: Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753.
  • 🧕 Krieg et al. (2010) assigned this class to the phylum "Bacteroidetes" Krieg et al. 2010. Publication: Krieg NR, Ludwig W, Euzéby J, Whitman WB. Phylum XIV. Bacteroidetes phyl. 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.
  • 🧒 Krieg et al. (2010) assigned the genus Bacteroides Castellani and Chalmers 1919 (Approved Lists 1980) to this class. Publication: Krieg NR. Class I. Bacteroidia class. 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.
  • 🧒 Wu et al. (2016) assigned the order Marinilabiliales Wu et al. 2016 to this class. Publication: Wu WJ, Zhao JX, Chen GJ, Du ZJ. Description of Ancylomarina subtilis gen. nov., sp. nov., isolated from coastal sediment, proposal of Marinilabiliales ord. nov. and transfer of Marinilabiliaceae, Prolixibacteraceae and Marinifilaceae to the order Marinilabiliales. Int J Syst Evol Microbiol 2016; 66:4243-4249.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Bacterioidia"; "Bacteroida"; "Bacteroidias".
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Bowman JP, Hugo C, Nicholson A, Hahnke R, Lau EF, Holmes B, Sutcliffe I. International Committee on Systematics of Prokaryotes: Subcommittee on the taxonomy of aerobic Bacteroidota. Minutes of the online meeting 25 April 2023. Int J Syst Evol Microbiol 2023; 73:6144.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Bernardet JF, Bowman JP. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of Flavobacterium and Cytophaga-like bacteria: Minutes of the meetings, 7 September 2011, Sapporo, Japan. Int J Syst Evol Microbiol 2013; 63:2752-2754.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Bowman JP. International Committee on Systematics of Prokaryotes: Subcommittee on the Taxonomy of Aerobic Bacteroidetes (formerly Flavobacterium and Cytophaga-like bacteria). Minutes of the open meeting, 10 July 2019, Glasgow, UK. Int J Syst Evol Microbiol 2023; 73:5966.
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 359; JCM: 302; CCUG: 214; ATCC: 157; CIP: 94; NCTC: 91; KCTC: 80; MCCC: 30; CGMCC: 29; NBRC: 24.
  • 🧍 Nomenclatural type changed from Bacteroidales Krieg 2012 based on new Rule 22. Publication: Oren A. Emendation of Rules 8, 15, 22, 25a, 30(3)(b), 30(4), 34a, and Appendix 7 of the International Code of Nomenclature of Prokaryotes. Int J Syst Evol Microbiol 2023; 73:6070.
  • 🧍 In Validation List No. 143, the year of publication of Bergey’s Manual of Systematic Bacteriology, 2nd edn, vol. 4 was erroneously cited as 2010. The correct year of publication should be 2011. Publication: . Erratum. Int. J. Syst. Evol. Microbiol. 2012; 62:1016.

Subdivision:

Number of child taxa with a validly published and correct name: 1
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Bacteroidales Krieg 2012	validly published under the ICNP	correct name
    Marinilabiliales Wu et al. 2016	validly published under the ICNP	synonym

Parent taxon: Bacteroidota Krieg et al. 2021

Assigned by: 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: 86