Name: Natranaeroarchaeum Sorokin et al. 2023

Category: Genus

Proposed as: gen. nov.

Etymology: Natr.an.a.e.ro.ar.chae’um. N.L. neut. n. natron, soda; from Arabic n. natrun, soda, sodium carbonate; Gr. pref. an-, not (here: inseparable prefix); Gr. masc. n. aêr, air; Gr. masc. adj. archaîos, ancient; N.L. neut. n. Natranaeroarchaeum, anaerobic natronophilic archaeon

Gender, pronunciation (Latin): neuter (stem: Natranaeroarchae-), natr-an-a-e-ro-ar-K^HA͡E-um

Type species: Natranaeroarchaeum sulfidigenes Sorokin et al. 2023

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Sorokin DY, Yakimov M, Messina E, Merkel AY, Koenen M, Bale NJ, Sinninghe Damste JS. Natranaeroarchaeum sulfidigenes gen. nov., sp. nov., carbohydrate-utilizing sulfur-respiring haloarchaeon from hypersaline soda lakes, a member of a new family Natronoarchaeaceae fam. nov. in the order Halobacteriales. Syst Appl Microbiol 2022; 45:126356. 🇷🇺

IJSEM list: Oren A, Göker M. Validation list no. 211. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2023; 73:5845.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    "Candidatus Natranaeroarchaeum" Sorokin et al. 2021	homotypic synonym, not pro-validly published

• Notes:
  • 🧕 Sorokin et al. (2022) assigned this genus to the order Halobacteriales Grant and Larsen 1989. Publication: Sorokin DY, Yakimov M, Messina E, Merkel AY, Koenen M, Bale NJ, Sinninghe Damste JS. Natranaeroarchaeum sulfidigenes gen. nov., sp. nov., carbohydrate-utilizing sulfur-respiring haloarchaeon from hypersaline soda lakes, a member of a new family Natronoarchaeaceae fam. nov. in the order Halobacteriales. Syst Appl Microbiol 2022; 45:126356. 🇷🇺
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Natranaeroarcheum".
  • 🖹 Minimal standards for the description of new taxa in this group were published in 2024. Publication: Cui HL, Hou J, Amoozegar MA, Dyall-Smith ML, de la Haba RR, Minegishi H, Montalvo-Rodriguez R, Oren A, Sanchez-Porro C, Ventosa A, et al. Proposed minimal standards for description of new taxa of the class Halobacteria. Int J Syst Evol Microbiol 2024; 74:6290. 🇮🇱
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Oren A, Arahal DR, Ventosa A. International Committee on Systematics of Prokaryotes Subcommittee on the Taxonomy of Halobacteria and Subcommittee on the Taxonomy of Halomonadaceae: minutes of the joint open meeting, 25 November 2025, Oaxaca, Mexico. Int J Syst Evol Microbiol 2026; 76:7065. 🇮🇱
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Sorokin et al. (2022). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: UNIQEM: 3; JCM: 3; UQM: 2.

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: 3

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Natranaeroarchaeum aerophilum corrig. Sorokin et al. 2023	validly published under the ICNP	correct name
    Natranaeroarchaeum aerophilus Sorokin et al. 2023	inaccurate spelling	misspelling
    Natranaeroarchaeum sulfidigenes Sorokin et al. 2023	validly published under the ICNP	correct name

Parent taxon: Natronoarchaeaceae Sorokin et al. 2023

Assigned by: Sorokin DY, Yakimov M, Messina E, Merkel AY, Koenen M, Bale NJ, Sinninghe Damste JS. Natranaeroarchaeum sulfidigenes gen. nov., sp. nov., carbohydrate-utilizing sulfur-respiring haloarchaeon from hypersaline soda lakes, a member of a new family Natronoarchaeaceae fam. nov. in the order Halobacteriales. Syst Appl Microbiol 2022; 45:126356. 🇷🇺

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Record number: 38837