Name: "Actinobacteria" Goodfellow 2012

Category: Phylum

Proposed as: phyl. nov.

Etymology: Ac.ti.no.bac.te’ri.a Gr. fem. n. actis -inos, a ray, beam; N.L. masc. n. bacter, a rod; Gr. fem. adj. suff. -ia, ending denoting phylum; N.L. neut. pl. n. Actinobacteria, actinomycete bacteria with diverse morphologies

Type order: Actinomycetales Buchanan 1917 (Approved Lists 1980)

Original publication: Goodfellow M. Phylum XXVI. Actinobacteria phyl. nov. In: Goodfellow M, Kämpfer P, H.-J. B, Trujillo ME, Suzuki K, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 5, Springer, New York, 2012, p. 33-34.

Nomenclatural status: not validly published

• Synonyms:

  • Name	Kind
    "Actinobacteraeota" Oren et al. 2015	heterotypic synonym, not validly published
    "Actinobacteriota" Whitman et al. 2018	heterotypic synonym, not validly published
    "Actinobacteria" (ex Margulis 1974) Cavalier-Smith 2020	homotypic synonym, not validly published

• Notes:
  • Cavalier-Smith and Chao (2020) assigned this phylum to the subkingdom "Posibacteria". 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 the class "Acidimicrobia" to this phylum. 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 the class "Actinobacteriia" to this phylum. Publication: Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753.
  • Feng et al. (2020) assigned the order Motilibacterales Salam et al. 2020 to this phylum. Publication: Feng YZ, Chunyu WX, Liang R, Hahnke RL, Schumann P, Zhao YR, Gao S, Yin M, Ji Y, Sun L, et al. Vallicoccus soli gen. nov., sp. nov., a novel actinobacterium isolated from soil, and description of Vallicoccaceae fam. nov., Motilibacterales ord. nov. Antonie Van Leeuwenhoek 2020; 0:0.
  • This taxon name is occasionally misprinted in some sources as: "Acinobacteria"; "Acnitobacteria"; "Actinombacteria"; "Actionbacteria"; "Actionobacteria"; "Antinobacteria".
  • This taxon name is occasionally used in singular form as: "Actinobacterium".

Subdivision:

Number of child taxa with a validly published and correct name: 5
Number of child taxa with a validly published name, including synonyms: 6
Total number of child taxa: 7

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Acidimicrobiia Norris 2013	validly published	correct name
    Actinobacteria Stackebrandt et al. 1997	validly published, illegitimate name	in need of a replacement
    [Actinobacteria, not assigned to class]	artificial parent node of taxa incertae sedis
    Coriobacteriia König 2013	validly published	correct name
    Nitriliruptoria Ludwig et al. 2013	validly published	correct name
    Rubrobacteria Suzuki 2013	validly published	correct name
    Thermoleophilia Suzuki and Whitman 2013	validly published	correct name

Parent taxon: "Bacteria" Woese et al. 1990

Assigned by: Goodfellow M. Phylum XXVI. Actinobacteria phyl. nov. In: Goodfellow M, Kämpfer P, H.-J. B, Trujillo ME, Suzuki K, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 5, Springer, New York, 2012, p. 33-34.

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