Name: Aquificales Reysenbach 2002

Category: Order

Proposed as: ord. nov.

Etymology: N.L. masc. n. Aquifex, type genus of the order; L. fem. pl. n. suff. -ales, ending to denote an order; N.L. fem. pl. n. Aquificales, the Aquifex order

Gender: feminine

Type genus: Aquifex Huber and Stetter 1992

Effective publication: Reysenbach A-L. Order I. Aquificales ord. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 359-367.

IJSEM list: Anonymous. Validation list no. 85. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2002; 52:685-690.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    "Hydrogenothermales" Chuvochina et al. 2023	heterotypic synonym, not validly published

• Emendations:
  • L'Haridon et al. 2006 L'Haridon S, Reysenbach AL, Tindall BJ, Schonheit P, Banta A, Johnsen U, Schumann P, Gambacorta A, Stackebrandt E, Jeanthon C. Desulfurobacterium atlanticum sp. nov., Desulfurobacterium pacificum sp. nov. and Thermovibrio guaymasensis sp. nov., three thermophilic members of the Desulfurobacteriaceae fam. nov., a deep branching lineage within the Bacteria. Int J Syst Evol Microbiol 2006; 56:2843-2852. Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 56, part 12 of the IJSEM. Int J Syst Evol Microbiol 2007; 57:435-436.
    Notes:
    • Emendation accompanied by the removal of 1 genus from the order.
  • Gupta and Lali 2013 Gupta RS, Lali R. Molecular signatures for the phylum Aquificae and its different clades: proposal for division of the phylum Aquificae into the emended order Aquificales, containing the families Aquificaceae and Hydrogenothermaceae, and a new order Desulfurobacteriales ord. nov., containing the family Desulfurobacteriaceae. Antonie Van Leeuwenhoek 2013; 104:349-368. Oren A, Garrity GM. List of changes in taxonomic opinion no. 19. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2014; 64:8-10.
    Notes:
    • Emendation accompanied by the inclusion of 1 family in the order.

• Notes:
  • Nomenclatural type of the class Epsilobacteria 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.
  • Nomenclatural type of the class "Aquificia" 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.
  • Nomenclatural type of the phylum "Aquithermota" 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.
  • Nomenclatural type of the phylum "Aquificae" Reysenbach 2001. Publication: Reysenbach AL. Phylum BI. Aquificae phy. nov. 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. 359-367.
  • Cavalier-Smith (2006) assigned this order to the subphylum "Thiobacteria" Cavalier-Smith 1998. Publication: Cavalier-Smith T. Rooting the tree of life by transition analyses. Biol Direct 2006; 1:19.
  • Boone et al. (2001) assigned the genus Aquifex Huber and Stetter 1992 to this order. Publication: Reysenbach A-L. Order I. Aquificales ord. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 359-367.
  • Boone et al. (2001) assigned the genus Desulfurobacterium L'Haridon et al. 1998 to this order. Publication: Reysenbach A-L. Order I. Aquificales ord. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 359-367.
  • Ludwig et al. (2021) assigned the family Desulfurobacteriaceae L'Haridon et al. 2006 to this order. Publication: Ludwig W, Viver T, Westram R, Francisco Gago J, Bustos-Caparros E, Knittel K, Amann R, Rossello-Mora R. Release LTP_12_2020, featuring a new ARB alignment and improved 16S rRNA tree for prokaryotic type strains. Syst Appl Microbiol 2021; 44:126218.
  • Nunoura et al. (2008) assigned the genus Thermosulfidibacter Nunoura et al. 2008 to this order. Publication: Nunoura T, Oida H, Miyazaki M, Suzuki Y. Thermosulfidibacter takaii gen. nov., sp. nov., a thermophilic, hydrogen-oxidizing, sulfur-reducing chemolithoautotroph isolated from a deep-sea hydrothermal field in the Southern Okinawa Trough. Int J Syst Evol Microbiol 2008; 58:659-665.
  • This taxon name is occasionally misprinted in some sources as: "Aquifecales"; "Aquifiales"; "Aquificiales"; "Aquiftcales"; "Aquijicales".
  • The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • The BRCs most frequently used for deposits in this group are: DSM: 22; JCM: 18; ATCC: 5; NBRC: 2; IFO: 1.
  • This name was mentioned in a Request for an Opinion. Publication: Goker M. Solving the remaining problems with names of classes. Request for an Opinion. Int J Syst Evol Microbiol 2022; 72:5605.
  • In Validation List no. 85, the page numbers of the effective publication are cited as "pp. 359-367". Publication: Anonymous. Validation list no. 85. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2002; 52:685-690.

Subdivision:

Number of child taxa with a validly published and correct name: 2
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
    Aquificaceae Reysenbach 2002	validly published under the ICNP	correct name
    Hydrogenothermaceae Eder and Huber 2003	validly published under the ICNP	correct name

Parent taxon: Aquificia corrig. Reysenbach 2002

Assigned by: Reysenbach A-L. Order I. Aquificales ord. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 359-367.

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Record number: 5051