Name: Acidimicrobiales Stackebrandt et al. 1997

Category: Order

Proposed as: ord. nov.

Etymology: A.ci.di.mi.cro.bi.a’les. N.L. neut. n. Acidimicrobium, type genus of the order; L. fem. pl. n. suff. -ales, ending to denote an order; N.L. fem. pl. n. Acidimicrobiales, the Acidimicrobium order

Pronunciation (Latin), gender: a-ki-di-mi-kro-bi-A-les, feminine

Type genus: Acidimicrobium Clark and Norris 1996

Valid publication: Stackebrandt E, Rainey FA, Ward-Rainey NL. Proposal for a new hierarchic classification system, Actinobacteria classis nov. Int. J. Syst. Bacteriol. 1997; 47:479-491. 🇩🇪

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 47, part 2 of the IJSB. Int J Syst Bacteriol 1997; 47:917-919.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    Iamiales Salam et al. 2020	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Zhi et al. 2009 Zhi XY, Li WJ, Stackebrandt E. An update of the structure and 16S rRNA gene sequence-based definition of higher ranks of the class Actinobacteria, with the proposal of two new suborders and four new families and emended descriptions of the existing higher taxa. Int J Syst Evol Microbiol 2009; 59:589-608. 🇨🇳 Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 59, part 3 of the IJSEM. Int J Syst Evol Microbiol 2009; 59:1259-1261.
    Notes:
    • ⊕ Emendation accompanied by the inclusion of 1 family in the order.

• Notes:
  • 🧕 Boone et al. (2001) assigned this order to the subclass Acidimicrobiidae corrig. Stackebrandt et al. 1997. 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. 🇺🇸
  • 🧕 Stackebrandt et al. (1997) assigned this order to the subclass Acidimicrobiidae corrig. Stackebrandt et al. 1997. Publication: Stackebrandt E, Rainey FA, Ward-Rainey NL. Proposal for a new hierarchic classification system, Actinobacteria classis nov. Int. J. Syst. Bacteriol. 1997; 47:479-491. 🇩🇪
  • 🧕 Zhi et al. (2009) assigned this order to the subclass Acidimicrobiidae corrig. Stackebrandt et al. 1997. Publication: Zhi XY, Li WJ, Stackebrandt E. An update of the structure and 16S rRNA gene sequence-based definition of higher ranks of the class Actinobacteria, with the proposal of two new suborders and four new families and emended descriptions of the existing higher taxa. Int J Syst Evol Microbiol 2009; 59:589-608. 🇨🇳
  • 🧒 Boone et al. (2001) assigned the suborder "Acidimicrobineae" Garrity and Holt 2001 to this order. 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. 🇺🇸
  • 🧒 Boone et al. (2001) assigned the suborder "Acidimicrobiineae" corrig. Garrity and Holt 2001 to this order. 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. 🇺🇸
  • 🧒 Jones and Johnson (2015) assigned the genus Acidithrix Jones and Johnson 2022 to this order. Publication: Jones RM, Johnson DB. Acidithrix ferrooxidans gen. nov., sp. nov.; a filamentous and obligately heterotrophic, acidophilic member of the Actinobacteria that catalyzes dissimilatory oxido-reduction of iron. Res Microbiol 2015; 166:111-120. 🇬🇧
  • 🧒 Stackebrandt et al. (1997) assigned the genus Acidimicrobium Clark and Norris 1996 to this order. Publication: Stackebrandt E, Rainey FA, Ward-Rainey NL. Proposal for a new hierarchic classification system, Actinobacteria classis nov. Int. J. Syst. Bacteriol. 1997; 47:479-491. 🇩🇪
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Acidinderobiales".
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 14; KCTC: 10; NBRC: 7; JCM: 5; CGMCC: 4; ATCC: 3; LMG: 3; SYSU: 2; EGI: 2; KACC: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 4
Number of child taxa with a validly published name, including synonyms: 4
Total number of child taxa: 5

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Acidimicrobiaceae Stackebrandt et al. 1997	validly published under the ICNP	correct name
    [Acidimicrobiales, not assigned to family]	artificial parent node of taxa incertae sedis
    Iamiaceae Kurahashi et al. 2009	validly published under the ICNP	correct name
    Ilumatobacteraceae Asem et al. 2018	validly published under the ICNP	correct name
    Salinilacustritrichaceae Gao et al. 2025	validly published under the ICNP	correct name

Parent taxon: Acidimicrobiia Norris 2013

Assigned by: Norris PR. Class II. Acidimicrobiia class. nov. In: Goodfellow M, Kämpfer P, H.-J. B, Trujillo ME, K.-I. S, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 5 (The Actinobacteria), part B, Springer, New York, 2012, p. 1968. 🇬🇧

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Record number: 5044